Security deposit not geeting from landlord

I left a rented house and after complete of 11 month in this house I did jot renew rent aggrement and i stayed 6 month more here. My landloard not giving security deposit amount. I request to him a lot of time but he doesn' t attend my phone and not reply of messages on whatsapp. Now today its has been 2 month and 15 days but i didn't get security deposit ed. As a Proff i have all monthly transfered on his account and conversation recording and chating on whatsup. After leaving the house he said that next month used meter reading bill will come than i will give u by deduction amount of bill i aggreed here when bill came than he said some repairing he has to do in house he did not done till and he don't have time to repair I wait 2 and half month of him now he is not receiveing my call. And one more news he has given his house to other tenant and repaired his complete house and still not returning deposit amount. What can i do person is naturly anger type also . Please suggest any legal process in my case