input question: W: So do I. I'll fall asleep if I stay here any longer. What was said before this conversation????
output answer: M: It's so hot today. I simply can't work. I wish there were a fan in this room.

input question: W: Oh, really? And are you going? M: I don't know. I used to hate school, so I don't feel like going back. W: But it's different now. M: Yes, I know. But it's still a difficult situation. You see, when I was at school I used to be bad at studies and none of the teachers liked me. W: Well; I think you should go. When I was younger, I used to dream about meeting a famous pop star. You can't let them down. M: Maybe you are right. OK, I'll go. What was said before this conversation????
output answer: M: When I got home last night I found a letter from the school I used to study in. The students there want me to go back and talk to them.

input question: M: Maybe we should try to return the one we bought and get our money back. W: Too late now. But from now on, we'll check out prices here before we buy anything anywhere else. What was said before this conversation????
output answer: W: Look at that desk. It's the same as ours but half the price.

input question: W: Don't worry. We still have half an hour to go, anyway. What was said before this conversation????
output answer:
M: You'd better hurry, Jenny. There isn't much time left. The lecture is to begin at 8:30.