Hundreds of Southwest Airlines and former Airtran Airways employees gathered at Concourse C, gates 1, 2 and 3 to celebrate the departure of Airtran’s final flight to Tampa FL, at Hartsfield-Jackson International Airport, Sunday, December 28, 2014. Southwest CEO Gary Kelly and executives Bob Jordan and Jack Smith gave remarks during the program. The full flight was waved off by employees that gathered on the tarmac as crash trucks from Atlanta Fire Rescue gave a final water cannon salute as the plane departed. KENT D. JOHNSON/KDJOHNSON@AJC.COM