Reliance Bigtv — my refund

Address:

Himalayan institute, koda, khajuraho, Madhya Pradesh, 471606

I am a person who was cheated by reliance independence tv I booked it on 28 of August in 2018 and they don't install it and raise the rate of it. So I requested for refund but they don't gave it today it is 13 may of 2019 and no update. My registered name is Vivek Pandey and my registered mobile number is [protected]. So can you all helpe out and I talked to their customer care they were just saying one day sir two week sir i paise them 499.