According to the law, airlines must employ flight attendants to ensure the safety of its customers. Besides ensuring the safety of passengers, flight attendants also are employed to ensure passengers are comfortable and that the flying experience is a pleasant one.
Approximately an hour before every flight, the captain or pilot of the plane will meet with the flight attendants and go over emergency evacuation procedures, crew coordination, and length of flight, expected weather conditions, and special passenger issues with them. Flight attendants are responsible for checking to see that first aid kits and other emergency equipment are available on the airplane and in operating condition and that cabin is nice and tidy for customers and that the plane is stocked with food, beverages, and blankets. Flight attendants will greet boarding passengers, examine their tickets, and show them where to put their coats and carry on luggage.