Maruti Suzuki India — Perfect Auto Services delivered wrong car and charged extra

Address:

Rajkot, Gujarat

I booked spresso cng vxi but delivered spresso cng vxi (o). Did not give bill at the time of delivery. After 2 days given bill. Deal was done for 6, 23, 000 including 10, 000 discount and 20, 000 free accessories. But bill given is only for 6, 05, 000. Dealer is not refunding the amount difference.
Still did not give free accessories as well.