answer: #Person1# helps #Person2# order a coffee and helps #Person3# order a cappuccino.
documents: #Person1#: What can I get for you,sir? 
  #Person2#: One cup of coffee. 
  #Person1#: Cream or sugar? 
  #Person2#: I'd like it black with one lump of sugar. 
  #Person1#: And for you,sir? 
  #Person3#: I think I'll have your cappuccino. 
  #Person1#: Anything else? 
  #Person3#: No,that's all. 
  #Person1#: I'll be right back with your order.