When a complete stranger comes to your help what you do? The least you can do is thank them and that’s what Bill did. He appreciated the woman for being the only person to help him among all those stood there. Moreover, the two strangers started to exchange words and Melissa was quite comfortable so it wasn’t an awkward conversation. Not only that, but Melissa also told Bill that it was her stepson’s 9th birthday, the reason why they were at the store.