Micromax Mobiles — Regarding non functioning of moblile

In this regard it is submitted from utmost grief that I Karuna resident of narela had brought a micromax phone xpress 2 around 3 days ago.But sadden to say that the phone does not start and if start last long for only 5 min. Also the phone start hanging frequently and automatically switch off many a times creating panic. When I approached the shop where I brought that phone the shop kepper refused to replace the same instead they make excuses as per the laws 7 days replacement may be provides to the customers by the shop kepper if has a tin no. Kindly replace the phone [protected] & [protected] are imei no to the new one. The contacts details is [protected].