FILE PHOTO: Southwest Airlines planes sit on the tarmac at Chicago Midway International Airport in Chicago, Illinois, U.S. April 18, 2023. REUTERS/Jim Vondruska/File Photo
FILE PHOTO: Southwest Airlines planes sit on the tarmac at Chicago Midway International Airport in Chicago, Illinois, U.S. April 18, 2023. REUTERS/Jim Vondruska/File Photo