answer: #Person1# provides #Person2# the coffee and bread #Person2# wants.
documents: #Person1#: Room service. May I come in?
  #Person2#: Come in, please.
  #Person1#: Sir, this is the coffee and bread you want. Can I put it here?
  #Person2#: Yes. How much is that?
  #Person1#: $ 6.
  #Person2#: Would you please charge them on my bill?
  #Person1#: Certainly. Please sign your name here.