5. One or more non-transitory computer-readable media maintaining instructions executable by one or more processors to perform acts comprising: receiving a first audio signal from a first device, wherein the first audio signal contains first user speech, wherein the first audio signal is captured by one or more microphones of the first device; receiving a second audio signal from the first device, wherein the second audio signal contains second user speech, the second audio signal is captured by one or more microphones of a second device, and the second audio signal is provided by the second device to the first device; performing automatic speech recognition (ASR) on the first audio signal using a first ASR model to recognize the first user speech; and performing ASR on the second audio signal using a second ASR model to recognize the second user speech, wherein the second ASR model is different from the first ASR model.
5. One or more non-transitory computer-readable media maintaining instructions executable by one or more processors to perform acts comprising: receiving a first audio signal from a first device, wherein the first audio signal contains first user speech, wherein the first audio signal is captured by one or more microphones of the first device; receiving a second audio signal from the first device, wherein the second audio signal contains second user speech, the second audio signal is captured by one or more microphones of a second device, and the second audio signal is provided by the second device to the first device; performing automatic speech recognition (ASR) on the first audio signal using a first ASR model to recognize the first user speech; and performing ASR on the second audio signal using a second ASR model to recognize the second user speech, wherein the second ASR model is different from the first ASR model. 10. The one or more non-transitory computer-readable media of claim 5 , the acts further comprising: generating first responsive text using a first dialog model in response to the first user speech; generating second responsive text using a second dialog model for in response to the second user speech; wherein the second dialog model is different from the first dialog model.