Shopping. Rediff.com — non delivery product

Non delivery/ no response
I Had purchased a Feng Shui Lucky Bamboo Plant 2 Layers from rediff shopping on[protected] and the amount debited from my credit card on[protected], I was informed by rediffmail that my item is despatched details as follows

Order No: 5780600 Date:[protected] Order Status :Approved

Feng Shui Lucky Bamboo Plant 2 Layers
consignment number:- [protected]
Courier company :- Blue Dart





But till to date i have not received the item even after approaching rediff customer care they have not given any correct details, the courier detail given by rediff shopping turned out to be invaild, indicating that i have been cheated by rediff shopping. Kindly help me.