text: It currently operates three flights a day between Hanoi and Dien Bien?
classes:  No, the number of flights in a day between Hanoi and Dien Bien by Vietnam Airlines remains insufficient to accommodate passengers.  Also, the number of flights in a day between Hanoi and Dien Bien by Vietnam Airlines remains insufficient to accommodate passengers.  Yes, the number of flights in a day between Hanoi and Dien Bien by Vietnam Airlines remains insufficient to accommodate passengers.