input: Please answer the following: W: I'm in the middle of watching a program. What was said before this conversation?
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output: M: Do you mind if I turn the television off?.

input: Please answer the following: M: How she could be so calm in front of so many people is really beyond me! What was said before this conversation?
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output: W: Did you attend Alice's presentation last night? It was the first time for her to give a speech to a large audience.

input: Please answer the following: W: That's right. Please show your ticket and ID card. What was said before this conversation?
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output: M: Excuse me, Madam. My fight is BA6520. Is this my gate?

input: Please answer the following: M: Walk along the street and you won't miss it. What was said before this conversation?
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output:
W: Excuse me, I want to withdraw some money. Could you tell me where is the nearest bank?