Task: Dialogue Generation
Input (English): F: Welcome to skateboarding camp. Are you ready to sign up? ,M: I want to, but I don't a skateboard. I prefer to ride my bike. ,F: Well, we have skate parks and biking parks here. ,M: Sounds great, but I don't have any protective equipment. ,F: We have all the safety equipment you'll need. ,M: Great. How much is the camp? ,F: If you sign up for one week,it's $600, but if you sign up for 2 weeks, the price drops down to $500 per week. Housing and 3 meals a day are also included in the weekly price. We also have a professional skateboarder coming to the winter camp. The camp is only offered during the summer or winter.
(A) M: It is a real bargain if I sign up for two weeks. It only cost $1000. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: Wow! The biking camp only cost  $1100 for two weeks! I like it. (D) M: What? I have to pay $1000 per week for the camp? That's too expensive.
Output (English): A