Airplane passengers walk through a security scanner.
You are not allowed to bring knives, guns, and other weapons on an airplane.
Passengers go to the check-in counter to let the airlines know that they are here.
The desk clerk will take your luggage.
Your luggage will be loaded on the plane.
A flight attendant greets passengers as they board the plane.
They direct the passengers to the correct seat number.
Flight attendants wear uniforms.