sendMicrophoneMessage

      private fun sendMicrophoneMessage(view:View){
            val intent: Intent = Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH)
            intent.putExtra(
                RecognizerIntent.EXTRA_LANGUAGE_MODEL,
                RecognizerIntent.LANGUAGE_MODEL_FREE_FORM
            )
            intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, Locale.getDefault())
            intent.putExtra(
                RecognizerIntent.EXTRA_PROMPT,
                getString(R.string.speech_prompt)
            )
            try {
                startActivityForResult(intent, SPEECH_INPUT)
            } catch (a: ActivityNotFoundException) {
                Toast.makeText(
                    applicationContext,
                    getString(R.string.speech_not_supported),
                    Toast.LENGTH_SHORT
                ).show()
            }

        }