CHICAGO, Illinois (KTRK) -- Forget self-driving cars -- pilotless planes are the transportation of the future, at least according to Boeing.Officials at the aerospace company say the basic building blocks for the technology already exist -- jetliners can take off, cruise and land using their onboard flight computers.The summer, Boeing plans to use a simulator to test artificial intelligence to make decisions that human pilots would normally make.Airlines are backing the idea due to what they describe as a shrinking pool of future airline pilots.