answer: #Person1# helps #Person2# extend the reservation for 2 more nights.
documents: #Person1#: What can I do for you?
  #Person2#: Yes, I made a reservation for 3 days for April 3rd to 6th, and my name is Sara.
  #Person1#: Yes, what's the problem?
  #Person2#: Well, I want to extend it for 2 more nights.
  #Person1#: So you will stay until 9th?
  #Person2#: Yes.
  #Person1#: OK, we'll make the correction for you.
  #Person2#: Thank you.