Shanal
From Tar Valon Library
A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Shanal is a novice in the White Tower who Egwene recruits to help defend against the Seanchan attack. Egwene instructs her and Clara to watch over one of the holes the Seanchan make in the walls, but not to try to fight them.
(Reference: The Gathering Storm, Chapter 40).