India Post — Consignment delivery delay

Address: Mumbai City, Maharashtra, 400051

My consignment no: ET[protected]IN has not been delivered to me. It has been dispatched 17 days before but has not been delivered yet. I have visited bandra post office on 28/10/16 but I was told that the consignment has not yet reached and will be delivered to my home address as received. But now after online tracking the courier it is showing that it has been resent to Chennai. Please help me