answer: #Person2# orders beer and juice with #Person1#'s assistance.
documents: #Person1#: Welcome! 
  #Person2#: Would you give me a bottle of beer, please? 
  #Person1#: With ice, sir? 
  #Person2#: No, ice will spoil the taste. 
  #Person1#: Anything else, sir? 
  #Person2#: Yes. Something non-alcoholic, please. 
  #Person1#: Fruit juice, milk or mineral water? 
  #Person2#: A glass of juice please. 
  #Person1#: Coming up immediately.