public void StartConversation()
    {
        textInvestorLabel.gameObject.SetActive(false);
        textToSayLabel.gameObject.SetActive(true);
        textSaidLabel.gameObject.SetActive(true);

        // Turn the microphone on, which returns the recorded audio.
        textToSayLabel.text = initialSentences [sceneScript.GetCurrDictationState()];
        textSaidLabel.text  = "";

        if (!microphoneManager.IsDictationRunning())
        {
            dictationAudio.clip = microphoneManager.StartRecording();
        }
    }