Are you certain? You come from a world of magic, have heard of other worlds but never travelled to them yourself - that means travelling to other worlds isn't easy. You are a warrior, probably a bodyguard, which means you are associated with royalty.
Now, there are several people in this place who all come from a world of magic, but have been transported from their world to another one by means of the selfsame magic - your world is obviously the same one, so that would make you... [She tilts her head, brow furrowing, her finger tapping against her neck as she thinks] Mulan. Of course.