Bad service does not end

Billing has called me ... today 23.08 I only got connection the 17th Aug after technician came through. I advised that I need my refund. They only delivered the box to me 7th Aug I was not available sooner as I met into an accident I tried to do self installation on the 12th of August. It did not work logged a called 17th they came it was only working from than Now this lady is giving me a problem about the fact that it wasn't installed from the first so they can't refund the money due to me what **** is that I cud only get the stuff on the 7th and they only first came on the 4th not even the 1st please if you can give me my refund just cancel this is too much now u guys service is bad