answer: #Person1# checks in and gets an aisle seat with #Person2#'s assistance.
documents: #Person1#: I want to check in now. Here is my ticket.
  #Person2#: Don't you have any luggage to check in?
  #Person1#: No, sir.
  #Person2#: Do you have a seat preference?
  #Person1#: I'd like an aisle seat. I feel terrible near the window.
  #Person2#: Here is your boarding pass. Have a nice day.