Task: Dialogue Generation
Input (English): M: What's the best way to get to the Palace hotel, subway or taxi? ,F: I'd take the bus if I were you. ,M: Why is that? ,F: There is a bus stop near the hotel. If you take the subway you will have to change trains, and taxis are kind of expensive. ,M: OK, so how long will it take? ,F: About 30 minutes I guess.
(A) M: Okay, so it takes about 20 minutes to get there by taxi. (B) M: Okay, so it takes about 30 minutes to get there by taxi. (C) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) M: Okay, so it takes about 30 minutes to get there by bus.
Output (English): D