answer: #Person1# helps #Person2# to return a book and check some books out.
documents: #Person1#: What can I do for you today?
  #Person2#: I need to return a book.
  #Person1#: Can I do anything else for you?
  #Person2#: I want to check these books out.
  #Person1#: Is that all?
  #Person2#: That's all.
  #Person1#: May I see your library card, please?
  #Person2#: It's right here.
  #Person1#: Will that be all for today?
  #Person2#: Yes. That's it.
  #Person1#: These are due back in two weeks.
  #Person2#: All right. Have a good night.