DALLAS, TEXAS, 2019-Dec-12 — /Travel PR News/ — Southwest Airlines Co. (NYSE: LUV) today (Dec 11, 2019) extends its bookable flight schedule through Aug. 10, 2020. As part of the schedule extension, Southwest also announces plans to bring new service to some of the largest cities across its network including: Atlanta, Baltimore/Washington, Chicago (Midway), Denver, Houston (Hobby), and Nashville. Atlanta Effective June 7, 2020,… Read the full press release