Amazon India — received an empty box from the seller.

I had received an empty box in oct 2016 and i havent yet received my refund, the customer care person says investigating team will get in touch with me, but it has been over a year and nothing has happened. Below are the list of my communication regarding the same with amazon. They have not yet issued my refund. I am tired of calling them (I have called them over 25 times) i have also followed all their instructions, but no avail.

Keratherapy - keratin infused daily smoothing cream - 200ml/6.8ozkeratherapy - keratin infused daily smoothing cream - 200ml/6.8oz
Delivery estimate: 15 oct 2016 - 25 oct 2016
Delivery status: your order should have arrived by now
Carrier: booyahtracker

Order history
Claim # 1 - buyer appealed the decision
16 nov 2016
Claim # 1 - buyer claim denied
11 nov 2016
Claim # 1 - amazon emailed the seller
25 oct 2016
Claim # 1 - buyer claim confirmation sent
25 oct 2016
Claim # 1 - claim filed
25 oct 2016
Seller emailed buyer (View)
25 oct 2016
Buyer emailed seller (View)
25 oct 2016
Buyer emailed seller (View)
25 oct 2016
Buyer emailed seller (View)
25 oct 2016
Seller emailed buyer (View)
25 oct 2016
Buyer emailed seller (View)
24 oct 2016
Seller emailed buyer (View)
24 oct 2016
Buyer emailed seller (View)
24 oct 2016
Seller emailed buyer (View)
17 oct 2016
Seller emailed buyer (View)
12 oct 2016
Seller emailed buyer (View)
6 oct 2016
Package 1 dispatched booyahtracker
6 oct 2016
Buyer emailed seller (View)
5 oct 2016
Seller emailed buyer (View)
5 oct 2016
Buyer emailed seller (View)
4 oct 2016
Original order[protected])
30 sep 2016