Trackon Couriers — urgent courier not received

A parcel with docket number [protected], containing books is not traceable. The parcel was dispatched from ambala to be received in hyderabad.
We tried tracking the parcel on the website which shows that the same is received in the regional office, but unfortunately none of your officers are able to help.
The man no.in hyderabad is[protected] as per the tracking website.

Would request you to help resolve this matter at the earliest as it is a very important parcel.