This document provides information about airports, air travel, and common airport terminology. It lists people one may encounter at an airport like passengers, flight attendants, pilots, and customs officers. It also lists necessary items like passports, tickets, and luggage. Common airport activities are described such as boarding, taking off, landing, and departing. The document then defines airport features and terminology including airplanes, terminals, gates, baggage claim, and classes of service. Finally, it provides example useful phrases for travelers at the airport regarding boarding passes, baggage, seating, and flight details.