THE INCOMPLETION OF THE REPAIRING OF MOBILE PHONE IN GIVEN PERIOD OF TIME

I BOUGHT A MOBILE PHONE (Mi 439) ON THE DATE 24/08/2014 FROM PRIYA ELECTRONIC GALLERY (F-6, BUTLER PLAZA ,BAREILLY . ON DATE 27/03/2015 DUE TO THE MALFUNCTIONING OF THE PHONE I SUBMITTED THE PHONE TO THE SPICE SERVICE SERVICE CENTRE (BAREILLY ). THEY NOTED DOWN MY COMPLAIN AND MADE ME BELIEVE THAT THEY WILL REPAIR IT AND RETURN IT TO ME WITHIN TEN DAYS .BUT TILL NOW ALSO THREY HAVE NOT RETURNED MY PHONE , AND I AM WORRIED ABOUT IT VERY MUCH AS MOBILE HAS BECOME THE BASIC NEED OF LIFE ,AND I SUFFERING DUE TO IT VERY MUCH . I THINK YOU PEOPLE WILL HELP ME TO GET MY PHONE BACK AS EARLIER AS POSSIBLE……………..