input question: M: I think it's spring. It's so good to see the green after the cold winter. W: But I like summer better for I can go swimming in the Fiver. What was said before this conversation????
output answer: W: What's your favorite season of the year?

input question: M: What a shame. What was said before this conversation????
output answer: F: I failed the driving test again.

input question: M: Yes. the room is fine. W: Are you checking out this morning? M: Yes. I'm leaving around 10:00. What was said before this conversation????
output answer: W: Good morning. did you sleep well last night?

input question: M: Calm down, Franny. He can't make you stay after five. Finish what you can, and leave the rest for Mary. W: But they're important letters, Joe. They should go out tonight. M: That's not your worry. If they're important, he should have given them to you earlier. What was said before this conversation????
output answer:
W: If that man gives me any more letters to type, I'll scream. He's given me ten already today, and there'll be more when I get back from coffee break. I'll be here till midnight.