Micromax — i want a new mobile instead of my old phone

Address:

Kanchipuram, Tamil Nadu

my phone was problem in volume up and down button not working i given to the mobile to the service center they said the mother board is problem in that mobile i given to the mobile 30 days ago now i call the service center they said today onwards to one month to solve the problem so i request to give me a new handset instead of my fault mobile