although ata airlines was marketed and advertised as a "low-cost carrier", it maintained many of the features which marked this airline as full service, at least by the standards american and european travelers have become accustomed to. unlike many discount airline carriers in europe, ata offered complimentary features such as window shades and reclining airline seats on all of its airplanes, leather seats on most of its airplanes, adjustable head rest "wings" on many of its planes, limited avod audio visual on demand systems, complimentary assigned seating, complimentary checked luggage, complimentary soft drinks and non-alcoholic beverage, complimentary bookings via website reservations, complimentary inter-airline baggage connection transfers, and frequent flyer programs.