So, you've chosen Pittsburgh, Pennsylvania. From there, only one flight path is available, and that's the one that goes directly to the Big Apple (which is another name for New York City).
Picture: Map of the United States, with flight paths indicated between ten cities. San Francisco has flight paths to Spokane and Phoenix. The flight path between San Francisco and Spokane is high lighted. Spokane has a flight path to Memphis. The flight path between Spokane and Memphis is highlighted. Memphis has flight paths to Minneapolis and Pittsburgh. The flight path between Memphis and Pittsburgh is highlighted. Minneapolis has flight paths to Pittsburg and New York City. Pittsburgh has a flight path to New York City. Phoenix has a flight path to Dallas. Dallas has flight paths to Atlanta and Miami. Miami has flight paths to Atlanta and New York City. Atlanta has a flight path to New York City.