Lost my courier

&lt;p&gt;&lt;b&gt;Location/place&lt;/b&gt;: Pune&lt;/p&gt;<p><b>Name of company/service</b>: DTDC COURIER &amp; Cargo ltd.</p>My consignment no. Z78344742 , Pune dtdc courier service lost my courier in which my imp. Doccument consist. This is a big mistake by dtdc service. So i conplained upon it.
My no. Is.- 9579080930