text: It currently operates three flights a day between Hanoi and Dien Bien?
classes:  No, every day, Vietnam Airlines only has 1 flight between Hanoi and Dien Bien  Besides, every day, Vietnam Airlines only has 1 flight between Hanoi and Dien Bien  Yes, every day, Vietnam Airlines only has 1 flight between Hanoi and Dien Bien  Meanwhile, every day, Vietnam Airlines only has 1 flight between Hanoi and Dien Bien