Originally Posted by
guv1976
Why would you let your credit card be swiped before you had received the cash from the other passenger?
OP notes: "Once we got to the terminal he gave me the cash", that he didn't get cash up front before allowing card to be swiped was ???
[One possibility, the pax had a $100 bill say. OP couldn't make change on the plane, so had to wait to get to the terminal.]