Reliance Bigtv — didn't get set top box under delivery time

Address:

Barabanki, Uttar Pradesh, 262406

Hello
I have booked a set top box at 13th march 2018 and get a delivery time 30 to 45 days to receiving but till now we didn't get any confirmation and tracking from company and also agency so plz resolve this enquiry and provide me right information or refund my payment...
This is the confirmation msg which i got from the company

Congratulations! For booking your rbig tv connection. Installation will be done between 30 to 45 days. Your booking id is 17503310 and no of connections

I have already paid 399 inr for advance booking as i see in online website...

Ans customer care number is also not available.....

Plz check the status...

Thanks