1. A method for operating an automated assistant, comprising: at an electronic device comprising a processor and memory storing instructions for execution by the processor: performing a first task using a first parameter; obtaining a text string from a speech input received from a user; identifying, based at least partially on the text string, a second task different from the first task or a second parameter different from the first parameter; and performing the first task using the second parameter or performing the second task using the first parameter.