"You want me to take you to town?" Bree asks helpfully, "Since there are others like you, people will know how to help you get settled in."
The girl would be offended to be considered "useless", but in some ways that was probably true. She never answered questions conventionally or helped make a matter easier. It wasn't really her intent, it just worked out that way.
Petting the cow again she adds, "I have to get back before Ash finds out I left the room."