Raheja Developers — not refunding money for ayana

Address:	New Delhi, Delhi
Website:	Writing mails directly or making calls

Hi i had booked a flat at ayana sector 79b gurgaon. I paid 40 percent of the amount, the project has been cancelled and hence i asked for refund of money.
There consumer care personnel kanika and divya have been promising to return money for last 9 months, they have been giving me dates and promises which are just not kept. Mails and calls are simply ignored. Any suggestions