answer: #Person2# agrees to refund #Person1#'s delivery fee since the delivery of the mattress was late.
documents: #Person1#: I have a problem.
  #Person2#: What's the problem?
  #Person1#: My mattress was supposed to be delivered today.
  #Person2#: Is there a problem?
  #Person1#: The delivery people showed up four hours late.
  #Person2#: I apologize for their tardiness.
  #Person1#: I was late for work because of them.
  #Person2#: Again, I do apologize for the inconvenience.
  #Person1#: I want my money back for the delivery.
  #Person2#: Seeing as they were late, that won't be a problem.
  #Person1#: It shouldn't be a problem.
  #Person2#: I'm going to refund your money right now.