Bajaj Auto — bad service aherkar bajaj showroom barshi solapur

I purchased bike from AHERKAR AUTOMOBILE BAJAJ SHOWROOM BARSHI, SOLAPUR BAJAJ platina 110 CBS, PURCHASE DATE-12/03/2019, BIKE DETAILS-product2A, model-platina 110 CBS BSIV, , ENGIN NUMBER- PFYWIH42999, CHHACIS NUMBER- MD2A76AY9JWH09027, THIS BIKE PRICE IS 63230 BUT SHOWROOM MANAGER CHITED TO ME AND I PAID THIS BIKE-LOAN AMOUNT-46739+22500 CASH AND EXTRA RTO AGENT 700+LOAN FILE CHARGE-500 TOTAL 70439. This amount paid but not registered RTO passing.When I asked for RTO Passing, the manager took my signature and handed over the documents in my hand and said that you pay the fee by paying the RTO fee and the agent fee. I have not taken any documents, I said that I want to give you the RTO passing. Managers say temperary passing Has been done. You see the rest.PLEASE HELP ME AND EXTRA AMOUNT RETURN TO ME BY SHOWROOM MANAGER