Originally Posted by
JohnAx
Try that at the wrong airport (e.g. probably any airport in the U.S.) and when the agent tires of you, the airport police will explain that you're violating some rule or another and "invite" you to be on your way.
I assume that the police would have been welcomed, as he could have filed an official complaint against CX with them or, at a minimum, be witnesses to what CX did (that's what I would have done).