Indigo Airlines — Damage my new bag

Address:

Varanasi, Uttar Pradesh, 221001

I have coming from new delhi on 26th may to varanasi fromantic 6e 308 indigo. I have found my baggage has damage. I have meet indoor guys but these guys have not copra with me. I have purchased this bag in may16 (Rs.15500).
I am feeling very disappointed and going mental harassment by now.
Kindly provide new bags otherwise i forcertainly to go co sumer forum. I am always preferred indigo (More then 6 times travel in 6 month) but this time i am feeling cheated.
Plz look my matter and provide compensation.