UniverCell — Adviced wrong phone by saying wrong features

Hi i am srikanth, Ph no [protected], this is to inform you that i have visited univercell to purchase Samsung grand, there your representative suggested me to a lg mobile by saying all fake features as it has gorilla glass, it works more faster than grand etc., and it coming for just 14500, so i took the mobile, next day when i am using it start getting heat moblile for browsing for just 1min, and i found signal problem, When i checked the features online as he said to me all fake updates, please change my mobile or i would like escalate this issue to consumer form. This is very bad experience i never faced after purchasing mobile for15k still i am not happy please do the need full

Please help me