Ecom Express — Delivery boy didn't deliver my order

Address:

Delhi near south Delhi

A delivery boy come to my address to deliver my order and i picked his call he said i am here to deliver your order and i told him that i am not in home please deliver the parcel in the ground floor he said ok. When i return the home after 3-4 days i get to know that the delivery boy didn't deliver any parcel he just fooled me. Please help me regarding this.
Delivery boy name is- mukesh kumar
Phone number- +[protected]
And he is working in- ecom express delivery centre delhi