Southwest Airlines to launch assigned seating, premium cabin in 2025 The Washington PostSouthwest reveals when and how it will get rid of open seating CNNSouthwest Airlines Lays Out Overhaul, and Stock Gains The New York TimesSouthwest plans to cut flights in Atlanta while adding them elsewhere. Its unions are unhappy The Associated PressExtra legroom, assigned seats, overnight flights: Inside Southwest Airlines’ plan for its future CNBC