Complex sentence: Omni Air International, LLC. is a privately owned American charter airlineheadquartered in Hangar 19 on the grounds of Tulsa International Airport in Tulsa, Oklahoma, United States.
Split into simpler sentences: Omni Air International, LLC. is a privately owned American charter airline. Its headquarters are in Hangar 19 on the grounds of Tulsa International Airport in Tulsa, Oklahoma, United States.