answer: #Person1# helps #Person2# get some Patulin to cure #Person2#'s wife's cold.
documents: #Person1#: What can I do for you?
  #Person2#: I need some medicine.
  #Person1#: For whom?
  #Person2#: My wife. She suffers from a bad cold.
  #Person1#: What symptoms does she have?
  #Person2#: Fever and a bad cough.
  #Person1#: I see. Don't worry, just a common cold.
  #Person2#: What kind of medicine does she need?
  #Person1#: Patulin will be enough.
  #Person2#: How many pills for each time?
  #Person1#: Nine pills per day, and three pills after each meal.
  #Person2#: Thank you very much.
  #Person1#: It's my pleasure.