US Patent 10452695 Context-based virtual assistant implementation

Techniques for maintaining a dialog between a virtual assistant and a user are presented. The system generates a context object. Contextual information, related to the dialog, is stored to the context object. The contextual information, may define a state. Based on the state, the virtual assistant may present information, present a query, execute a query, or receive information from a user. The virtual assistant determines context throughout the conversation via the context object. The virtual assistant may to determine a variable corresponding to received input using information stored to the context object.