7. A system, comprising: one or more processors; memory storing instructions, the instructions configured to be executed by the one or more processors and cause the one or more processors to perform operations comprising: at an electronic device comprising a processor and memory storing instructions for execution by the processor: providing, at the user device, a graphical user interface including an at least partially speech-based conversational interface for interacting with the user, the graphical user interface displaying at least a portion of a conversational interaction between the user and the user device; obtaining context information associated with an interaction between the user and the user device; receiving a speech input from the user through the conversational interface; processing the speech input to determine a user intent associated with the speech input; and upon determination that the user intent associated with the speech input is for invoking a software application installed on the user device: invoking the software application on the user device external to the graphical user interface including the conversational interface; and providing a response based on the user intent and the context information.
7. A system, comprising: one or more processors; memory storing instructions, the instructions configured to be executed by the one or more processors and cause the one or more processors to perform operations comprising: at an electronic device comprising a processor and memory storing instructions for execution by the processor: providing, at the user device, a graphical user interface including an at least partially speech-based conversational interface for interacting with the user, the graphical user interface displaying at least a portion of a conversational interaction between the user and the user device; obtaining context information associated with an interaction between the user and the user device; receiving a speech input from the user through the conversational interface; processing the speech input to determine a user intent associated with the speech input; and upon determination that the user intent associated with the speech input is for invoking a software application installed on the user device: invoking the software application on the user device external to the graphical user interface including the conversational interface; and providing a response based on the user intent and the context information. 23. The system of claim 7 , wherein displaying at least a portion of the conversational interaction includes displaying a paraphrase of user input.