Provided is a robot. The robot includes a main body provided with a traveling wheel, a seat base coupled to an upper portion of the main body, a seat pad configured to cover the seat base at an upper side of the seat base, a pair of arm supporters connected to both sides of the seat base, respectively, and a pair of moving mechanisms disposed between the seat base and the seat pad, the pair of moving mechanisms being configured to allow the pair of arm supporters to move forward and backward.