6-1162-RLL-932R2 Southwest Airlines Co. P.O. Box 36611 - Love Field Dallas, Texas 75235 Subject:	Letter Agreement No. 6-1162-RLL-932R2 to 		Purchase Agreement No. 1810 - *** This Letter Agreement amends Purchase Agreement No. 1810 dated as of even date herewith (the Agreement) between The Boeing Company (Boeing) and Southwest Airlines Co. (Buyer) relating to Model 737-7H4 aircraft (the Aircraft) and to Letter Agreement No. 6-1162-RLL- 933, as amended, entitled "Option Aircraft," relating to the sale by Boeing and purchase by Buyer of additional Model 737-7H4 aircraft (the Option Aircraft and the Rollover Option Aircraft) up to a total of five hundred forty (540) Aircraft. All terms used and not defined herein will have the same meaning as in the Agreement. 1.	Planning Meeting. 	Boeing will assist Buyer in the introduction of the Aircraft by providing to Buyer ***. Promptly after execution of the Agreement ***, Boeing Airline Promotion will meet with Buyer's designated representatives to discuss the extent, selection and scheduling ***. 2.	*** 3.	Additional Support. 	Additional promotional support may be provided by Boeing subject to the parties reaching mutual agreement as to the type of services, timing and price. *** 	Pursuant to 17 CFR, 240.24b-2, confidential 	information has been omitted and has been filed 	separately with the Securities and Exchange 	Commission pursuant to a Confidential Treatment 	Application filed with the Commission. Very truly yours, THE BOEING COMPANY By /s/ Alan Mulally Its Attorney-in-Fact 	President 	Commercial Airplanes Group ACCEPTED AND AGREED TO as of this date: June 22, 2000 SOUTHWEST AIRLINES CO. By /s/ Herb Kelleher Its CEO Southwest Airlines Co. 6-1162-RLL-932R2 P.A. No. 1810 K/SWA