1. A method performed by data processing apparatus, the method comprising: receiving a voice input corresponding to an utterance; determining, by a voice command processor, that a transcription of the utterance includes: (i) at least one command word associated with a voice command for initiating a communication, (ii) a reference to a message recipient, and (iii) a message; classifying the message as likely written in a form of speech that (i) is directed to the voice command processor and not to the message recipient, and (ii) is not to be directly quoted in the communication; in response to the classifying, translating the message to a form of speech that (i) is directed to the message recipient and not to the voice command processor, and (ii) is to be directly quoted in the communication; and initiating the communication that includes the translated message.
1. A method performed by data processing apparatus, the method comprising: receiving a voice input corresponding to an utterance; determining, by a voice command processor, that a transcription of the utterance includes: (i) at least one command word associated with a voice command for initiating a communication, (ii) a reference to a message recipient, and (iii) a message; classifying the message as likely written in a form of speech that (i) is directed to the voice command processor and not to the message recipient, and (ii) is not to be directly quoted in the communication; in response to the classifying, translating the message to a form of speech that (i) is directed to the message recipient and not to the voice command processor, and (ii) is to be directly quoted in the communication; and initiating the communication that includes the translated message. 5. The method of claim 1 , wherein determining, by the voice command processor, that the transcription of the utterance includes: (i) the at least one command word associated with the voice command for initiating the communication, (ii) the reference to the message recipient, and (iii) the message, comprises: segmenting portions of the transcription based on at least one of a meaning, a syntactic structure, a keyword, and a transitional word of the transcription.