Task: Dialogue Generation
Input (English): F: I'd like to send this package to my uncle in Sydney. How much will it cost to send it there? ,M: Well, if you ship it by standard delivery, it takes 6 days, and it will cost $12. ,F: Well, is there another way? My uncle's birthday is just in 5 days. I'd like him to receive it by then. The cost doesn't matter. ,M: We have an express overseas delivery. It costs twice more than the standard. But we guarantee delivery in 2 days.
(A) F: Oh, I just need to pay $6 for the delivery. That's cheap. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: So it will be $12 for the express overseas delivery, right? (D) F: What? It's $24 for delivering in a week? That's expensive.
Output (English): B