answer: #Person1# is asking Mike Kowalski some questions for security purposes on the phone. Kowalski tells #Person1# his name, card number, and PIN number.
documents: #Person1#: Hello, Sir. Are you still there?
  #Person2#: Yes, I'm here. What details do you need from me?
  #Person1#: Did you check with reception at your hotel?
  #Person2#: Yes, I did. But nobody has handed it in as yet.
  #Person1#: OK, that's fine, Sir. We just need to ask you some questions for security purposes.
  #Person2#: Please, go right ahead.
  #Person1#: Could I have your name, please? And do you know your card number?
  #Person2#: I'm Mike Kowalski and my card number is 5211678 44, but there are some other numbers at the beginning. I'm not sure what they are.
  #Person1#: That should be fine, Mr. Kowalski. And your PIN number?
  #Person2#: It's 671029, my birthday. Silly to choose such a simple one, I suppose!
  #Person1#: That's completely natural. Most of our customers do the same thing. Could you just hold for a moment please? Thank you.