Jet Airways — missing items & Suitcase lock

Address:

Kolkata, West Bengal

I was travelling from kolkata to Muscat via Mumbai Luggage was through from calcutta. After reaching muscat i found one lock was missing from one of my luggages & from that suitcase some important medicines are missing. Rest of the material was ok. I guess it has been done in Mumbai only. My flight no is 9w 540. Name Diptendu Saha. Travelling on 19th feb 2015. I need my medicine & suitecase lock back.