W: Hello, the reservation office. May I help you? M: I'd like to have a seat on your flight for Hong Kong on Octorber 8. W: We have two flights on October 8, but both flights are fully booked. Would you like us to put you on our waiting list for both flights? M: Yes, please., Question: Why does the man telephone the reservation office? (A) To cancel his flight. (B) To confirm his flight. (C) To book a ticket.
(C) To book a ticket.