They gave me damaded memory card.

My name is Divyanshu Nayak.
I have purchased a 16 gb memory card for rs 248 from bookmyoffer.com which is damaged. My order no was 080467751837799. I want to get refund. The customer care no of the website which is 8010001133 not responding.
Please help me.
My mob no is 9599208853
My email address [email protected]