Just 2 months old baby does not roll over. It takes atleast 4-5 months.

<font color ="#3b5998"><b><a href="http://app.babychakra.com/article/1821">6 Months Baby: Physical Milestones</a></b></font>

Baby is just 2 months and most babies roll over from 4.5 to 5 Months and even more..don't hurry..let the baby achieve milestones with time.