Maruti Suzuki - Zen Estilo - Bimal Auto Agency — non delivery of the vehicle even after taking the booking amount

Sir,
I have booked for new car maruti zen estilo sports model at BIMAL AUTO showroom located at Mahadevpura, Bangalore on 25JAN 2009.I paid 10000/- for the same.But after 5 days i.e.on 30th i came to know that the car cannot be delivered to me as the company has stopped manufacturing it.When i enquired about the booking list in the showroom, i was inforemd that it has not been booked officially!! i was shocked!
Finally after lot of discussion with the sales person -Mr Sultan Pasha and Mr Hussain Pasha we had been forced to take bck the money refunded as no similar offer is available to us.
I want to lodge complaint regarding this;
Please guide me .The details of the booking is also attached to this mail.