Airtel — my complaint on broadband not working not resolved

Address:

Ernakulam, Kerala, 682021

Sir/Mam,
To Concern Department,
I have service request #[protected], complaint placed on 13 June with Airtel Broadband Customer care.
Though initially a Technition came and checked he said as its a Bend wire problem another Tech would come who came and informed that they need to consult thier officer to remove the wire and get new wire installed.
Its been a week and I am calling customer care and Technician guy with no ONE RESPONDING.
I have made 6 months advance payment on my plan .
Please help me out to reslove this issue as soon as possible.