Accel Frontline At Nehru Place — (Fly SX 300) to repair to Accel Frontline at Nehru Place(New Delhi)

I had given my mobile (Fly SX 300) to repair to Accel Frontline at Nehru Place(New Delhi) and the Mobile is still under warranty. I had given my mobile on 08th of jan 2009 but still there is no responce from service center.And if i call them they never use to attend the calls, and even if they attend the call they use to say the Mobile part is under pending so call me in the next week.
This complaint is not only against Accel frontline (Service provider) but also for the Fly mobile producer My Handset Call No-DEL-FL-014713/2008

so please take care for the need full action for the above one nd oblige me...


Anil nagarkoti