April 3, 2008 – American Trans Air (TZ/366) has announced cessation of operations following an April 2nd filing under Chapter 11 of the U.S. Bankruptcy Code.

Accordingly, effective immediately ARC will not process TZ-validated CASH REFUNDS submitted in sales reports for the week ending April 6, 2008. Other TZ transactions, including credit card refunds, will be processed in the PED 4/06/08 sales report.

Please contact ARC Customer Service Center at 703-816-8003 or through e-mail at csc@arccorp.com with any processing-related questions.

For additional information, please go to the ATA web site at www.ata.com