At the Airport

Luggage
Here is some luggage.
You may need to check in your luggage before a flight.
After a flight, you can pick up your luggage at the baggage claim.
Baggage Claim
A baggage claim is where you pick up your bags after a flight.
If you can't find your luggage at the baggage claim, it may be lost.
Boarding Gate
A boarding gate is where passengers board their flights.
If you are not at the boarding gate when it closes, you will miss your flight.
Security Checkpoint
Before you go to the boarding gate, you must go through security.
When you go through security, airport employees will check your bags.
Dangerous items are not allowed through security.
Check in Counter
When passengers arrive at the airport, they first need to go to the check-in counter.
At the check-in counter, passengers can get their boarding pass and choose their seat.
It is also where they can check in their luggage.

Exercises beyond the original
He is putting his luggage above his seat.
Passengers are waiting for their luggage at the baggage claim.

Read the Sentence
Her flight was delayed, so she waited at the boarding gate for a very long time.