Cleartrip — trip id [protected] is cancelled and 80% amount is deducted

Address:	Mumbai City, Maharashtra, 400017
Website:	cleartrip

I have booked a ticket on 17.07.2017 from mumbai to dammam using cleartrip. While booking the ticket wrong name entry has been made so i have cancelled the ticket through customer care. The details is as follows:-

Trip id [protected] of
Flight - jet airways 9w-564
Date 18.07.2017
Time-20:10
And same is cancelled on 17.07.2017 at 23:10
Booked amount :13312/
Cancelled amount 2590/
Deducted amount :10722/

Now within 02 hrs ticket has been cancelled, without using service more than 80% amount has been deducted. 80 % has been deducted under what terms and condition and policy?