REFUND OF AIR FARE

I HAVE BOOKED AIR TICKET REF NO. K172ZMG IN INDIGO FLIGHT STARTING FROM HYDERABAD TO AHMEDABAD ON 9/11/2013.BY INDIGO FLIGHT. I HAVE REPORTED AT 5,42 AM AND THE FLIGHT DEPARTURE IS AT 6,20 AM. THEY HAVE NOT ALLOWED TO BOARD THE FLIGHT. I HAVE CLAIMED REFUND BY CALLING THE CALL NO. 09910383838, BUT THE RESPONSE IS NOT SATISFIED. KINDLY LODGE MY COMPLAINT AND REDRESS THE CLAIM AND ARRANGE FOR REFUND OF THE AMOUNT . THE AMOUNT INVOLVED IS THE TOTAL TICKET FARE OF RS.5932/-