Triviyaa — my order which I was received

Address:

Bhagalpur, Bihar, 813203

Hell Sir! This is Ishika Sinha. I had ordered a triviyaa designer lahanga for women through order no 209241 on 1st june 2018. I have recived the parcel and when i opened it the item delivered is not the item i oredered.
It is very unfortunate that trivuyaa is committing such mistakes and disatisfaying the customers.
Now i want to return the item and want the refund.Kindly help me in this regard.
Below attached are the ordered product, delivered product and order details.