input: Please answer the following: M: Sorry, it's late. Maybe it won't arrive until the day after tomorrow. What was said before this conversation?
++++++++++
output: W: Has the latest Time magazine arrived? Today's already Tuesday.

input: Please answer the following: M: Yes...me too. What was said before this conversation?
++++++++++
output: F: Mary is becoming rather worried about her mother's health.

input: Please answer the following: W: It leaves at 9:30, but you must check in one hour ahead of departure. What was said before this conversation?
++++++++++
output: M: Excuse me, Miss, what time is Flight 298 for Beijing due to depart?

input: Please answer the following: M: I'm sorry, you will have to step over to the manager's desk. What was said before this conversation?
++++++++++
output:
W: Could you help me withdraw 10,000 dollars from my saving account?