Big Bazaar / Futurebazaar / Future Retail / Hometown — Fake offer 1000 off on purchase of 1500

I ve purchased goods of ₹1516 za (estimated value shown by co.)online by paying through SBI credit card to avail benefit of scheme ₹1000 off on purchase of the value ₹1500.Big bazar sanjay place Agra reduced the value upto ₹1417 & transferred balance in future pay wallet. Detail of bill is as under:-
Order no.[protected]
Invoice no[protected] dt.[protected]
They have not asked to increase the goods up to the value they received in advance.Pl take action & refund my ₹1000 as offer was up to[protected].
Best regards
Bodhisatva kastooriya
202 neerav nikunj PhII, Dukandar Agra -282007
Mob:[protected]