Adding audio interactions with the assistant

Now, we will add speech recognition to the application so that it can listen to the user's queries and act accordingly.

Adding the plugin

We will be using the speech_recognition plugin here. Let's add the dependency, as follows:

1. Add the dependency to the pubspec.yaml file, like so:

dependencies:
    speech_recognition: "^0.3.0"

2. Get the packages by running the following command-line argument:

 flutter packages get

3. Now, since we are using the microphone of the device, we need to ask for the user's permission. To do this, we need to add the following lines of code:

On iOS, permissions are specified inside infos.plist:

<key>NSMicrophoneUsageDescription...