Delta Air Lines is a global airline. Co. has the following operating segments: Airline Segment, which is managed as a single business unit that provides scheduled air transportation for passengers and cargo throughout the U.S. and around the world and includes its loyalty program, as well as other ancillary airline services; and Refinery Segment, in which its Monroe Energy, LLC subsidiary (Monroe) operates the Trainer oil refinery and related assets located near Philadelphia, PA. Monroe's operations include pipelines and terminal assets that allow the refinery to supply jet fuel to Co.'s airline operations throughout the Northeastern U.S., including its New York hubs at LaGuardia and JFK