Big Bazaar — one item missing

Address: Hooghly, West Bengal, 71202

Friday 31/05/2019 around 19:57pm i did shopping total items 22. And after returning home i found that one of the items is missing. We were not able to check it at the store itself as it had heavy rush as well as.. Later on, we realized that one item is missing. Can you please let us know what needs to be done in order get that product back...
Cin no. L51909mh2007plc268269
Memo no. 0015631 tr: 45519
Ch : 312949 cashier name rahul chowdhury
Big bazaar
Rd plaza, g. T. Road, mahesh, shreerampur
Hooghly 712202.