Franch Express Courier — irresponsible answer for asking details for delaying of delivery

Address:

606811

Dear sir,
Herewith complaining that, 19/01/2019 one courier is send from chennai order id : [protected] to thatchampattu indian bank, but till now item yet not delivered, i asked to tiruvannamalai office, they told to me that item misplaced by their side, and one phone no is given by them that belonging to manalurpettai office. Then i contacted their office, said the details to them,, "after 1/2 hour we will say the details. So you call later" said by them. Then i called not responding. So please help me.