answer: #Person2# couldn't find a book. #Person1# will reserve another copy for #Person2#.
documents: #Person1#: How may I help you?
  #Person2#: I couldn't find the book I was looking for.
  #Person1#: Have you checked the database?
  #Person2#: I checked.
  #Person1#: Was it on the shelf?
  #Person2#: It should have been, but it wasn't.
  #Person1#: Maybe someone took it.
  #Person2#: Will you be getting another copy anytime soon?
  #Person1#: I'm sure we will.
  #Person2#: Would you be able to reserve it for me?
  #Person1#: I sure will.
  #Person2#: Thank you very much.