Feeling Disappointed

I spoke to their consultant last year after my daughter scratched their client car the consultant said I say I can not afford to pay he said an access fee is a must I must pay it I agreed to pay of which the amount he mentioned to me was R5000 rand I started my first installment December but suddenly I have received an email saying my first installment will due on the 20th of march what amaze me is the amount is no longer R5000 but now is R9199.14 of which it was never explained to me that there are hidden cost I feel the are acting unprofessional because I explained to the consultant I even send him the photos that was taken from the scene as the car was not damaged but but their client further damaged the car before she claim fro the insurance she was not honest with t because from scratch it was now a dent I told them that there where Witness on the scene who saw everything that when the consultant said to me is fine I can only pay access the insurance will cover other cost