Excitel Broadband — no connectivity/refund

Address:	110007
Website:	Www.excitel.com

As i am facing an issue of no internet connectivity from more than last 10 days and it has been not resolved till now and there isp:- sa broadband already leaved the company and they visited our house and told us if we will pay to them then they will repair the connection and will not refund any amount that i already payed online for coming 6 months.
As i have been already payed you the amount around rs.5000 approx in advance for six months and it has been told to me on your customer support helpline that they will unable to provide connectivity and still now they are not refunding my advance amount.