answer: Praveen needs some reference books for his presentation of animal cells and #Person2# shows him where the books are placed and reminds him they cannot be lent.
documents: #Person1#: Good afternoon, Madam.
  #Person2#: Good afternoon, Praveen. What can I do for you?
  #Person1#: I need to get some information on animal cells.
  #Person2#: What is it for, Praveen?
  #Person1#: I have to make a presentation of animal cells in the discussion next week.
  #Person2#: That's fine.
  #Person1#: Could you tell me where I can get it, Madam?
  #Person2#: Look at that last cupboard. It's marked reference.
  #Person1#: Do you mean the one next to the literature cupboard?
  #Person2#: Exactly. There are a number of books in that cupboard. You will find children's science book there. That's the right book for your reference.
  #Person1#: Oh, I see. May I borrow it for a day or 2?
  #Person2#: Sorry. The reference books are not for lending.
  #Person1#: There is no place around. May I sit here and take notes?
  #Person2#: Yes, you may.
  #Person1#: Thank you, Madam.
  #Person2#: Welcome.