Solved #1, added 'How to use?'

[Sai-Adarsh]

Solved #1 added 'How to use' in README.md

Checklist:

• [ •] Have you followed the guidelines in our Contributing document?
• [•] Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• [•] Have you successfully ran tests with your changes locally?
• [•] Have you added an explanation of what your changes do and why you'd like us to include them?

Issues Solved

Fixes #{Issue Number}

[aashutoshrathi]

LGTM 😄