1. A method of performing automatic speech recognition (ASR), comprising: (a) establishing a point-of-interest (POI) time window for a received spoken request; (b) establishing an address time window for the received spoken request; (c) receiving the spoken request at a vehicle microphone; (d) measuring an amount of time that elapses while the spoken request is received; (e) determining that the amount of time fails within both the POI time window and the address time window; (f) performing a keyword search of the received spoken request in response to step (e); and (g) determining a POI context or an address context based on the keyword search without recognizing a gateway command.