Where I used to work, we had a jar full of candy bars to give to children while their parents were filling out necessary paper work.
After I was given permission by the mother to offer one to her daughter, I held the dish down for her to make her choice.
After choosing, her mother gave her a stern look and asked, "What do you say to the nice lady?"
The little girl then looked sweetly at me and said, "May I please have two?"