Listening to music should be easy. When you combine Google Play Music with the Google Assistant, you get the right music for what you’re doing right now, hands‑free. Google Play Music combines your preferences with real-time information—like location, weather, and more—to recommend the perfect music for what you’re doing, how you’re feeling, or what you want to hear. Just start with, “Ok Google.”
You can listen to Google Play Music on your Google Assistant enabled devices. You will need to install the app to listen to music on your phone.
4.4 Play happy music on Google Play Music