input: Please answer the following: M: Oh, this one here, Madam. It has three different programs and can take up three kilos. What was said before this conversation?
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output: W: I'm interested in buying one of these machines. Erm, which one would you recommend?

input: Please answer the following: W: John, John Brown! It has been a long time, hasn't it? It must be at least a year. M: No, we talked at the Johnsons' Christmas party last December. Don't you remember? W: That's right. Well, how are you? Still working for the food company? M: No, I changed jobs three months ago. I'm with the National Bank now. How about you? W: I'm still teaching at the university, but I moved from the German Department to the Spanish Department. Well,how is your family? Are the children all in school now? M: No, Billy is still at home. Tom is in the third grade and Jane's in the second. W: Our two children haven't started school yet, either. But they will go in the fall. What was said before this conversation?
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output: M: Why, Mary Smith! I haven't seen you for ages. How have you been?

input: Please answer the following: W: No, you've got an hour and a quarter. Your flight leaves at 9:30. M: I'm so excited. W: Have you got everything? M: Yes, my tickets and my traveler's checks. W: And your passport? M: Yes, don't worry. What was said before this conversation?
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output: M: Am I late?

input: Please answer the following: M: I said that it's a lovely day. Why don't we go for a walk? W: Can you wait a few minutes? I have to finish this letter. M: Don't take too long. It would be a pity not to go out in such lovely weather. W: I won't be long. No more than ten minutes. Why don't you go ahead and I'll meet you at Lakeside Park. M: Ok, I will. Look for me at the tea house in the park. What was said before this conversation?
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output:
W: What did you say?