answer: Mrs. Smith's looking for some books for her mother who has a bad memory and likes detective stories. #Person1# suggests one book and Mrs. Smith thinks it's good.
documents: #Person1#: Good morning. Mrs. Smith. 
  #Person2#: Good morning! Can you help me, please? I'm looking for some books for my mother. 
  #Person1#: Well, what kind of books does she like? 
  #Person2#: She's very fond of detective stories? 
  #Person1#: I see. Has she read any detective stories? 
  #Person2#: Oh, yes! 
  #Person1#: Do you know if she's read this one? 
  #Person2#: I'm not sure, but she probably won't remember if she has! She's very forgertful! 
  #Person1#: Ah! She has a bad memory. How old is she? 
  #Person2#: She's eighty-seven. 
  #Person1#: I suggest you take this book. It's very exciting. 
  #Person2#: Thank you. That's a good idea. she likes excting books. Can you suggest another one?