Who is Eula Mae Daniels from The Dark-Thirty: Southern Tales of the Supernatural and what is their importance?

Eula Mae Daniels is a character in the story, The Woman in the Snow. When her small child becomes ill on the night of a terrible snow storm, she asks the white bus driver to take her to the hospital. The driver, however, refuses when he learns that she doesn't have the money for the fare. Both Eula Mae and her child freeze to death in the snow, leaving Eula Mae to haunt the street where she died. Twenty-six years leater, the first black bus driver of the route drives down her street. He not only pays her fare..... he drops her off at the hospital as well. Eula Mae is never seen again.... the driver's kindness gave her peace.