Tata Docomo — refund of deposit for my walkie

Address:

Hyderabad, Telangana, 500003

Respected,

I have been using your walky for telemarketing since more than 2 years.. And you have taken deposit of Rs. 50, 000/- for the same... And i requested for disconnection of the walky And disconnected also as you are unable to give service for that 140 series numbers... I paid total outstanding bill... I requested on phone to refund my deposit money So many times since 2 months... But I hasn't received...
I am requesting you to refund my deposit money as soon as possible...

Plz do the needful..

Thanking you