Videocon D2H — delay of service

Address:

Chennai, Tamil Nadu

dear sir/mam,

my friend purchased videocon mobile on 08/09/2011.this mobile repaired on 23/12/2011.the mobile give to the servce centre on 26/12/2011 in chennai(vadapalani) under the the warranty o , rupa said to me who staff of the videocon service centre,when we serviced call to you then you will collect. service centre jop no ;3612 .day before day call to my friend your phone had serviced it come and collect . videocon yesterday my friend came service centre asked them we are searching the mobile we will call back when we found the mobile .all of the staff in this service centre not respond to all the customer .kinly help me to get the mobile as soon as possible