answer: #Person1# helps #Person2# check books out, but #Person2# needs to pay late fees first. #Person2# will pay them later.
documents: #Person1#: How may I help you?
  #Person2#: I need to check these books out.
  #Person1#: Do you have your library card?
  #Person2#: Here it is.
  #Person1#: It appears that you have late fees.
  #Person2#: Really?
  #Person1#: Yes, really.
  #Person2#: How much do I owe?
  #Person1#: You owe $ 24. 50 in late fees.
  #Person2#: I don't have that much today.
  #Person1#: I'm sorry, but until you pay it, you won't be able to check out any more books.
  #Person2#: I'll pay it as soon as possible.