Bootees.in — regarding to fraud

I orfered tshirt and paid amount via paytm. Their phone is already switched of and they do not respond to any of my mail this is serious fraud kindly help me getting my money back.this is very serious kind of fraud to people and no one can legally touvh them they shows their address as kolkata as i know they also faked it. Kindly take some necessary step and their paid merchant is ccavenue kindly contact them also and solve this issue please.