This is the Home screen and we can see the three virtual buttons on bottom just like Android 4.0 have. and Shaik designed the notification bar at the bottom just like in Android 3.0 Honeycomb.this notification bar can be rises up as you can see in the following picture.it's a new feature because in past Android version the notification bar can be slide top to bottom.the Browser,Call and Messaging icons are same as in ICS.
here you can see how Google Assistant Appear on Screen. That's all i have got with this Concept.thanks to the Designer Shaik.
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