answer: #Person2# measures #Person1# and helps #Person1# buy a brown hat.
documents: #Person1#: May I see a hat , please? 
  #Person2#: What size do you take? 
  #Person1#: I'm sorry. I don't know. 
  #Person2#: I'll measure you. . . You take size 6. What colour hat would you like? 
  #Person1#: Brown, please. 
  #Person2#: Here are some nice brown hats. Try this hat on. It's a very good one. 
  #Person1#: Yes, I like this one. It goes very well with my coat. How much is it? 
  #Person2#: It's $ 9. 95. Do you want me to put it in a box?