A man in a suit stands on a walkway with is suitcase with a large display in front of him announcing airline flights.
A man is at an airport.
A man with a large display announcing airline flights must be at an airport.
the man is wearing a suit, and he is at an airport because he is staring at a display that is announcing airline flights with a suitcase.
A man is at an airport ready to board one of many flights, since he has a suitcase and is looking at the flight announcement board.