1. A method for speech recognition in a chat information system (CIS), the method comprising: receiving, by a processor operatively coupled to a memory, an audio input; recognizing, by a first speech recognizer of a plurality of speech recognizers, a first part of the audio input to generate a first recognized input; identifying, by the processor, at least one trigger in the first recognized input; based on the identification, selecting, by the processor, a second speech recognizer of the plurality of speech recognizers; and recognizing, by the second speech recognizer, a second part of the audio input to generate a second recognized input.