sentences:  The airline was established as SAT-Air in 1983 in San Antonio, Texas and was found fit, by the United States Department of Transportation, to conduct commuter operations under FAR Part 121, as a UPS feeder, until June 1995.The following year the airline was renamed to Merlin Express and continued the passenger operations until 1999.Corporate Air of Billings, Montana acquired the airline in 2000 changing the name to Merlin Airways.