11. The automatic conversation system according to claim 10 , wherein the conversation device is a terminal device that is controlled based on the operation control information.
10. The automatic conversation system according to claim 7 , wherein the conversation server is adapted to send, to the conversation device, operation control information in which an operation to be executed by the conversation device is described; and the conversation device is adapted to execute the operation based on the operation control information along with the output of the reply sentence.