EXHIBIT 10.17(a) Supplemental Agreement No. 1 to Purchase Agreement No. 2061 between The Boeing Company and Continental Airlines, Inc. Relating to Boeing Model 777 Aircraft THIS SUPPLEMENTAL AGREEMENT, entered into as of December 18, 1997, by and between THE BOEING COMPANY, a Delaware corporation with its principal office in Seattle, Washington, (Boeing) and CONTINENTAL AIRLINES, INC., a Delaware corporation with its principal office in Houston, Texas (Customer); WHEREAS, the parties hereto entered into Purchase Agreement No. 2061 dated October 10, 1997, (the Purchase Agreement) relating to Boeing Model 777-200IGW aircraft, (Aircraft); and WHEREAS, Customer wishes to add to the Purchase Agreement [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Aircraft that deliver in [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]; and WHEREAS, Boeing and Customer have mutually agreed to amend the Purchase Agreement to incorporate the effect of these and certain other changes; NOW THEREFORE, in consideration of the mutual covenants herein contained, the parties agree to amend the Purchase Agreement as follows: 1. Table of Contents: Remove and replace, in its entirety, the "Table of Contents", with the Table of Contents attached hereto, to reflect the changes made by this Supplemental Agreement No. 1. 2. Table 1: Remove and replace, in its entirety, "Table 1, Aircraft Delivery, Description, Price and Advance Payments" with the revised "Table 1, Aircraft Delivery, Description, Price and Advance Payments", pages 1 and 2, attached hereto, to reflect the revised delivery schedule for the Aircraft. 3. Letter Agreements: Add Letter Agreement 6-1162-GOC-172, "Additional Matters", to the Purchase Agreement to (i) confirm the [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] payment schedule for the Aircraft added by this Supplemental Agreement No. 1, (ii) establish the interest rate applicable to such [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] payments and (iii) document that the [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Aircraft added by this Supplemental Agreement No. 1 will replace [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Model 767-400ER aircraft contained in Purchase Agreement No. 2060. The Purchase Agreement will be deemed to be supplemented to the extent herein provided as of the date hereof and as so supplemented will continue in full force and effect. EXECUTED IN DUPLICATE as of the day and year first written above. THE BOEING COMPANY CONTINENTAL AIRLINES, INC. By: /s/Gunar O. Clem By: /s/ Brian Davis Its: Attorney-In-Fact Its: Vice President TABLE OF CONTENTS ARTICLES Revised By: 1. Quantity, Model and Description 2. Delivery Schedule 3. Price 4. Payment 5. Miscellaneous TABLE 1. Aircraft Information Table SA No. 1 EXHIBIT A. Aircraft Configuration B. Aircraft Delivery Requirements and Responsibilities SUPPLEMENTAL EXHIBITS BFE1. BFE Variables CS1. Customer Support Variables EE1. Engine Escalation/Engine Warranty and Patent Indemnity [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] TABLE OF CONTENTS LETTER AGREEMENTS Revised By: 2061-1 Option Aircraft 2061-2 Demonstration Flights 2061-3 Installation of Cabin Systems Equipment 2061-4 Spares Initial Provisioning 2061-5 Flight Crew Training Spares [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] TABLE OF CONTENTS CONFIDENTIAL LETTER AGREEMENTS Revised By: [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] 6-1162-GOC-089 Special Matters 6-1162-GOC-172 Additional Matters SA No. 1 SUPPLEMENTAL AGREEMENTS Dated as of: Supplemental Agreement No. 1 December 18, 1997 Table 1 to Supplemental Agreement No. 1 to Purchase Agreement No. 2061 Aircraft Delivery, Description, Price and Advance Payments Airframe Model/MTGW: 777-200IGW 580,000 Detail Specification: D019W004-A (2/29/96) Engine Model: GE90-85B Price Base Year: Jul-95 Airframe Base Price: Optional Features: Sub-Total of Airframe and Features: Engine Price (Per Aircraft): Aircraft Basic Price (Excluding BFE/SPE): Buyer Furnished Equipment (BFE) Estimate: In-Flight Entertainment Equipment (IFE) Estimate: [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] December 18, 1997 6-1162-GOC-172 Continental Airlines, Inc. 2929 Allen Parkway Houston, Texas 77019 Subject: Additional Matters Reference: Purchase Agreement No. 2061 (the Purchase Agreement) between The Boeing Company (Boeing) and Continental Airlines, Inc. (Customer) relating to Model 777-200IGW aircraft (the Aircraft) Ladies and Gentlemen: This Letter Agreement amends and supplements the Purchase Agreement. All terms used and not defined in this Letter Agreement shall have the same meaning as in the Purchase Agreement. 1. [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Payment Schedule. Notwithstanding the Advance Payment Schedule contained in Table 1 of the Purchase Agreement, Customer may pay advance payments according to the following schedule for the [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Aircraft added under Supplemental Agreement No. 1 to the Purchase Agreement. Due Date of Payment Amount Due per Aircraft (Percentage times Advance Payment Base Price) [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] 2. Payment of Interest on Deferred Advance Payments. Customer agrees to pay interest on all amounts which are deferred pursuant to Paragraph 1 of this Letter Agreement at [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]. Such interest shall accrue from and include the date on which such payments would have been due but for the execution of this Letter Agreement to but excluding the date on which such amounts are paid in full. Interest shall be due and payable on the first business day of each calendar quarter and on the delivery date of any Aircraft that had a deferred advance payment schedule. (Note: the interest rate as determined above will be use for the entire calendar quarter; e.g., the interest rate determined based [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT].) 3. [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] 4. Customer's Right to Confirm. Boeing agrees that Customer may cancel the exercise of the [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Aircraft added under Supplemental Agreement No. 1 to the Purchase Agreement by giving Boeing written notice of such cancellation on or before January 2, 1998. 5. Confidential Treatment. Boeing and Customer understand that certain information contained in this Letter Agreement, including any attachments hereto, are considered by both parties to be confidential. Boeing and Customer agree that each party will treat this Letter Agreement and the information contained herein as confidential and will not, without the other party's prior written consent, disclose this Letter Agreement or any information contained herein to any other person or entity except as may be required by applicable law or governmental regulations. Very truly yours, THE BOEING COMPANY By /s/ Gunar O. Clem Its Attorney-In-Fact ACCEPTED AND AGREED TO this Date: December 18, 1997 CONTINENTAL AIRLINES, INC. By /s/ Brian Davis Its___Vice President___________