Droom Technology — honda activa

Address:	New Delhi, Delhi, 110045
Website:	Droom.com

I have purchased new honda activa from droom, his adviser told me you got 4000 cash back from droom and 2500 if you will pay by paytm, i have recording and written proof for both, after that i had purchased the same from far away from my home and little bit costly, when scotty ready the dealer neglect to give paytm cashback and refused to give the paytm offer after paying from paytm, and droom adviser also said that we can't do any thing its all your and dealer call, we had to refused to take away scotty bez we are getting more discount with paytm from near from my home, then they argue and at least i had paid more money in maypuri xuv showroom.
When i said that i had proof they argue and said do what you wat we will never give any money to you.
Please tell me how i will get back my all money.