Getty ImagesUnited Airlines on Thursday informed staff it will soon start hiring hundreds of pilots– a procedure the airline company was forced to halt when coronavirus pandemic ravaged travel demand last year, according to an internal e-mail evaluated by CNBC.The Chicago-based airline company is the very first of the large U.S. providers to reveal it will resume pilot hiring, the current indication its preparing for a recovery. For the past year, airline companies, consisting of United, have urged thousands of workers to take buyouts, early retirement packages and leaves of absence as they raced to cut costs throughout the pandemic.U.S. airline companies together lost $35 billion last year but anticipate a constant rise in bookings as more of the public is vaccinated and feels more comfy getting on planes.”With vaccination rates increasing and travel demand trending upwards, Im delighted to share that United will resume the pilot working with process that was stopped in 2015,” Bryan Quigley, Uniteds senior vice president of flight operations, composed in a personnel note on Thursday that was viewed by CNBC. “Well start with the roughly 300 pilots who either had a new hire class date that was canceled, or who had a 2020 conditional task deal.”This is breaking news. Check back for updates.