answer: #Person1# serves #Person2# a beer and #Person2# spills the drink.
documents: #Person1#: Good evening, sir. What's your pleasure this evening? Your usual?
  #Person2#: Yes. I'm going to stay with the same, a beer.
  #Person1#: Certainly, a beer. Here you are, sir.
  #Person2#: Oh, darn. Look what I've done. ( Spill the drink )
  #Person1#: Don't worry. I'll make you another on the house.