flight booking

Recently received a flat 25% cashback of 1800rs on a minimum booking of 7200. I dont have any upcoming travel in coming months, so i figured if any of you wanna use the offer and split the cashback at 1200 for you and 600.

I am looking to book a flight from Hong Kong to Incheon (South Korea) for 16 July. I checked Asiana Airline and they have an economy reward booking available for 15000 miles + 100$ taxes. However, Asiana is not an Axis transfer partner. Is there any trick/hack/legit process of booking it with...