In NUA Robotics have developed a case with motor, of its owner afterwards travels. So a part at an airport could provide quite spassige reactions…

…avoids obstacles on its own, and connects to a smartphone app to give its owner updates along the way. The battery can be recharged by manually pulling the suitcase, and it also features USB ports for charging Mobile devices.

This Robotic Suitcase Follows its Owner Around | Mashable