answer: John Laing returns Diana Curzon's call, but Diana Curzon is busy. Caroline Menzies will convey the message.
documents: #Person1#: Caroline Menzies speaking.
  #Person2#: Could I speak to Diana Curzon?
  #Person1#: I'm afraid she's in a meeting at the moment. Who's speaking?
  #Person2#: This is John Laing from Dantons.
  #Person1#: Can I take a message, Mr. Laing?
  #Person2#: Yes, please. I'm actually returning her call. So perhaps you could tell her that I called.
  #Person1#: Certainly. Does she have your number?
  #Person2#: She must have, but let me give it to you anyway. It's 01705 455623.
  #Person1#: 01705. . .
  #Person2#: 455623.
  #Person1#: 455623.
  #Person2#: That's right.
  #Person1#: OK. I'll make sure she gets the message.
  #Person2#: Thank you.