answer: Miss White tells Mr. Brown Mary Smith called him and it sounded important. Mr. Brown will call her back.
documents: #Person1#: Any message for me, Miss White?
  #Person2#: Just one, Mr. Brown. You had a phone call from someone called Smith, Mary Smith.
  #Person1#: Smith? I don't know anyone called Smith. What did she say?
  #Person2#: She wouldn't say anything. But it sounded important. I told her you'd call her as soon as you came back.
  #Person1#: Well, I think I'd better do it then. Have you got her telephone number?
  #Person2#: Yes, it's 44356793.
  #Person1#: Have you written it down?
  #Person2#: I always do. It's on your desk.
  #Person1#: Thank you.