1. A system comprising: a computer-readable memory storing executable instructions; and one or more processors in communication with the computer-readable memory, wherein the one or more processors are programmed by the executable instructions to at least: receive, from a client device, audio data corresponding to an utterance; receive, from the client device, marker data corresponding to a first portion of a plurality of portions of an audio presentation, the audio presentation presented by the client device contemporaneously with capture of the utterance by the client device; generate a transcription of the utterance by performing automatic speech recognition on at least a portion of the audio data; determine an action to be taken responsive to the utterance based at least partly on the transcription and the marker data; and perform the action.