Reliance Bigtv — refund my big tv new connection amount immediately with interest

Address:

403001

Sir,
I hereby inform that i booked new reliance big tv connection confirmation no is 12517777 date 08 mar2017 an amount of rs 500/- copy enclosed since last one year and sixteen months completed. But still connection is not installed kindly refund my amount with interest without any further delay my under mention account my name vyas hiren kumar bank account no[protected] ifsc code cnrb0000321 canara bank old goa
I further request you 08/09/2018 at 1950hr your customers care centre should i call three time under mention on duty employees mr rohit, mr upender, mr adit, all are given badly respond with customers he did connect my call to his superior mr jasbir that why i registered complaint kindly those types of employees is not suitable for your company i further request to take necessary stricket action against him and inform me at the earliest. All three persons recording with me how to talk with customers he doesn't know.
Kindly do the needful
Yours faithfully
Vyashiren
Goa mobile phone number [protected]