Old Lady's granddaughter

ON Queue at the payment counter the other day I met a Grandma who had a big bagful of groceries but found difficulty to carry home. I assisted her and suggested i drop her home as i was enroute which she agreed.. As we entered her front door she called out Shiela ,granddaughter to carry same to the kitchen, On intro,i met a glowing 25ys damsel knee skirts and front buttoned blouse,,as ready help...
We had an exchange of mobile nos after greeting and i asked her for a date at the beach...