1. A computer implemented method comprising: receiving, at a processing system, a first signal comprising an output of a speaker device and an additional audio signal; determining, by the processing system, based at least in part on a model trained to identify the output of the speaker device, that the additional audio signal corresponds to an utterance of a user; and initiating a reduction in an audio output level of the speaker device based on determining that the additional audio signal corresponds to the utterance of the user.