13. The information management device according to claim 9 , further comprising a group information database storing the names of groups, user information in each group, and style information on a role model selected by group therein, and wherein the information providing unit performs grouping for users having similar styles to each other with respect to the content of the registered intent, applies names to the respective groups, selects a role model by group, and provides the style information on the role model to the user terminal through the communication unit.
13. The information management device according to claim 9 , further comprising a group information database storing the names of groups, user information in each group, and style information on a role model selected by group therein, and wherein the information providing unit performs grouping for users having similar styles to each other with respect to the content of the registered intent, applies names to the respective groups, selects a role model by group, and provides the style information on the role model to the user terminal through the communication unit. 14. The information management device according to claim 13 , wherein when intents are received from other user terminals, the information providing unit searches for the group information database, selects the group related to the intents, and extracts the style information on the role model of the selected group, and provides the extracted style information to other user terminals.