I regret purchase and driving elite i20 asta o crdi

I had to push i20 elite due to start up problem just after one month of purchase (April 2017) pune MH12 XXXXXX, low battery problem before this trouble , and still low battery warning is consistent even after switch of the car immediately . And here comes a fresh new problem AC stopped working in rainy days, I am forced to travel with windows open today on21 Aug 2017. Before few days they not completed my denting and damage even after zero depreciation policy.