Consumer Redressal

Dear Sir/Madam Myself Dona Banerjee D/o Partha Sarathi Banerjee of 3/104 Rabindra Nagar, Behala Kolkata ? 700060, I had purchase a Samsung Smart Phone Model NO. Samsung 7262 IMEI No. 358913/05/118855/7 from Mahamaya Communication 291 Diamond Harbour Road Behala, Kolkata ? 700034 Phone No. 03332420960 on dated : 02/11/13 of Rs. 6700/-. I was found a problem on 05/11/13 that the SIM Card not working, then i go to shop on 06/11/2013 but they refuse my request for replacement & send me to Service Center at Taratala Kolkata on 09/11/13 the service center also refuse my request for replacement cause of company policy & receive my phone for repairing on 9/11/13 that time i was helpless so I follow the order by force not by choice but till 21/11/13 they do not return my phone & still harassing me by showing various cause. please do the needful at your earliest convenience, would highly appreciate if you could help me to replace the my with new one. thanks regards Dona Banerjee