American Airlines,
Inc., a wholly owned subsidiary of AMR Corporation , today announced an
extension of its cash purchase offer (the “Offer”) relating to the 7%
Alliance Airport Authority, Inc., Special Facilities Revenue Bonds, Series
1991, American Airlines, Inc., Project (the “Bonds”). The Bonds are due
Dec. 1, 2011, and have a CUSIP of 01852LAB6. The extended Expiration Date of the Offer will now be 5 p.m., New York
City time, on Tuesday, Sept. 28, 2004. American now expects the Settlement
Date to be on or about Oct. 1, 2004. No other changes are being made to
the terms and conditions of the Offer, which was originally announced on
Aug. 18, 2004, and was originally scheduled to expire at 5 p.m., New York
City time, today. Withdrawal rights remain in effect through the revised
Expiration Date and withdrawn Bonds may be re-tendered following the
procedures in the Offer.

As of 4 p.m., New York City time, today, approximately $96.5 million
principal amount of Bonds had been tendered at varying prices within the
tender range of 82% to 90% of the principal amount.
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