NEW YORK (Standard & Poor's) Dec. 2, 2003--Sabre Holdings Corp. today (BBB+/Negative/--) announced the appointment of Michael S. Gilliland as its new President and CEO. Standard & Poor's Ratings Services said its rating and outlook on the company are not affected. Mr. Gilliland replaces William Hannigan, who resigned to accept the position of President of AT&T Corp. Mr. Galliland has held various positions at Sabre for the past 15 years, most recently as President and CEO of Travelocity, Sabre's on-line travel site. Mr. Hannigan has extensive experience in the telecommunications industry and chose to return to that industry when the opportunity arose. At the same time, Michelle Peluso, who also has extensive on-line travel experience, has been named President and