Https://netizenturkey.net/forum/konu/how-to-change-travel-date-for-group-booking-with-united-airlines-usa.30478/ https://netizenturkey.net/forum/konu/how-to-change-travel-date-for-group-booking-with-united-airlines-usa.30478/ https://netizenturkey.net/forum/konu/how-to-change-travel-date-for-group-booking-with-united-airlines-usa.30478/ https://netizenturkey.net/forum/konu/how-to... https://netizenturkey.net/forum/konu/how-to-change-travel-date-for-group-booking-with-united-airlines-usa.30478/