Reliance Courier — Regarding my courier

Address:	Guna, Madhya Pradesh, 473001
Website:	www.reliancecourier.com

My courier, as issued from 1st flour Jai Stambh Chouraha, AB Road, Guna(MP) from reliance courier's hasn't arrived destination and it has already been 12 days. Myself as a student that courier matters plenty as it contains my important grade sheets . After having called many times at the number provided at the invoice, he says, well we will track your courier tomorrow since last 5 days and is nowhere near helping me out. He keeps on making stupid excuses like i am at home or its too early . Please help me out .
Date of issuing the delivery: 27/9/2016
Client no.: [protected](as provided in the invoice and who keeps on making stupid excuses )
Client no.: [protected](who actually took my courier and gave me the invoice next day on 28/9/2016 as he is the one who comes to my college as delivery guy)
My number: [protected], [protected]
courier no. : 74917620
my email: [protected]@gmail.com