How to convert voice call to text message?

Automatic voice/speech recognition software is one way to convert voice to text message.

Use the voice dictation feature to convert voice call to text message 

voice dictation feature will use to convert voice message into text

 

we can use automatic speech recognition which will help convert the voice to text

Visit text2telephone on the web, read about it, it actually gives you the ability to send a text message as a voice call.