answer: #Person1# invites #Person2# to go climbing. #Person2# will call #Person1# up tonight to tell the answer but hates to talk to a machine. So #Person1# gives #Person2# another telephone number.
documents: #Person1#: Hi. I'm glad I ran into you.
  #Person2#: Why? What's up?
  #Person1#: Would you like to go climbing this weekend?
  #Person2#: I'm not sure. I promised to help my sister move on Saturday.
  #Person1#: How about Sunday, then? We could start early in the morning.
  #Person2#: I might be able to do that. Let me check and I'll call you up tonight.
  #Person1#: Great! By the way, I won't be home before 10 o'clock.
  #Person2#: Then, how can I reach you?
  #Person1#: I've got an answering machine. You can simply call and leave a message. Your voice will be recorded.
  #Person2#: I hate talking to a machine. It feels strange.
  #Person1#: All right. I'll give you another telephone number. I'll be at my mother's home.