Do you have any flights to Sydney next Tuesday afternoon?
Reservations clerk: Northwind Airways, good morning. May I help you?
Mary Jones: Yes, do you have any flights to Sydney next Tuesday afternoon?
Reservations clerk: One moment, please... Yes. There's a flight at 16:45 and one at 18:00.
Mary Jones: That's fine. Could you tell me how much a return flight costs? I'll be staying three weeks.
Reservations clerk: Economy, business class or first class ticket?
Mary Jones: Economy, please.
Reservations clerk: That would be