Abstract: In one embodiment, a method includes maintaining contextual information from a first user request associated with a first task by a context engine, wherein the first task is associated with a first agent, receiving a second user request associated with a second task from a client system, wherein the second user request comprises an ambiguous mention and the second task is associated with a second agent, determining a context carryover is required for the second agent to execute the second task, determining the ambiguous mention corresponds to one or more data items associated with the contextual information from the first user request, and providing the one or more data items to the second agent for execution of the second task.

Abstract: In one embodiment, a method includes maintaining contextual information from a first dialog session, wherein the contextual information comprises identifiers of entities and slots, receiving a user request during the first dialog session, determining a context carryover is required for an agent to execute a task associated with the user request, determining a first subset of the identifiers of the entities and a second subset of the slots of the contextual information from the first dialog session are shareable with the agent based on the agent and first resources of the identifiers of the entities and second resources of the slots, and executing the task by the agent based on the first subset of the identifiers of the entities and the second subset of the slots of the shareable contextual information.

Abstract: In one embodiment, a method includes receiving one or more inputs associated with proactive triggers associated with a first user, determining whether the first user is eligible to receive proactive suggestions based on one or more proactive policies, generating one or more proactive suggestions based on the one or more inputs and user context data associated with the first user, selecting one or more of the proactive suggestions based on task history data associated with the first user, and sending instructions for presenting proactive content to the first user to a client system associated the first user, wherein the proactive content comprises the selected proactive suggestions.