Sony Xperia Tipo Dual — Handset under warranty : service centre giving poor service

Address:

Pune, Maharashtra

I have purchased a SONY XPERIA hand set IMEI NO [protected] on 21 -10-12 , within 1 month of purchase i am facing problems l
1) Speaker not working
2) Echo problem

For this i submitted my Handset to authorised service centre accel Frontline limited on 30 nov Ticket id W[protected] they assured me to i will get my phone within a week . I contacted them after the week then give me no proper reply , they said to me to come after one week they also stop receving my phone
everytime i have to contact them for status i have to go their shop which is 10 km from my house which cause me lot of problem .

I tried contacting sony xperia call centre from their side also no satisfactory reply was given .

Could you please help me with this issue

Thanks & Regards
Anand Joshi
[protected]
[protected]@gmail.com