Out of touch customer

customer: i am here to pick up my meds. i dropped them off on wednesday.
Me: No, i dont see anything ready for you, and you are not in even in our computer system. Are you sure you dropped them off at walgreens?
customer: yeah, i dropped them off on wed
Me: Do you remember who was here when you dropped them off?
customer: I gave them to the white girl who was working that day
... me: no there is no white gril that works here.. in fact there is no girl that works here. it must be the cvs then.
customer: is this the store across the winn dixie plaza?
me: oh, it is cvs then...