answer: #Person2# helps #Person1# to choose the cleansing milk for dry skin and shampoo to prevent scurf. #Person2# also buys a toothpaste.
documents: #Person1#: May I help you, sir?
  #Person2#: Yes, I have many things to buy. I would like to choose the cleaning milk first.
  #Person1#: All right. What is your type of skin?
  #Person2#: Dry. That's my problem.
  #Person1#: You can use this. It has special effect for keeping your face moisturized. It has this lotion, as a gift attached.
  #Person2#: Sounds good. What about shampoo? I would like to buy the product that prevents scurf.
  #Person1#: How about this one? It is well-known for the effect of removing scurf.
  #Person2#: Is it a newcomer?
  #Person1#: Yes, it is a new brand.
  #Person2#: I do not care the brand as long as it works well.
  #Person1#: Anything else?
  #Person2#: I want to buy the toothpaste, the brand of Jiajieshi.
  #Person1#: Yes, here you are.