<human>:  How does the airplane autopilot system work?
<bot>: The airplane autopilot system is a computerized system that automatically controls certain aspects of an aircraft, including altitude and direction. It can be programmed to fly a set route and follow certain commands from the pilot or ground controllers. The autopilot system uses sensors to determine the aircraft's location and speed, and it can automatically adjust power to the engines and other systems to maintain the correct altitude and heading. Depending on the type of autopilot system, it may also include additional features like auto-landing capability, auto-throttle, and programmed navigation.