Bajaj Finance — wrong installment

My installment is 2451 but bajaj finance company charged 2849 i know about this fifth installment i want to refund my extra money i also refund my extra bounce cheaqe payment and late, charges fees 450 i am not satisfied with your service if our cheaqe was not bounced i do not know about your mistake you charged me more 3582 rupees acc to you this is not more amount but middle class people has too much amount your company must call this number [protected] . if you will not respond i complaint your company other method