((a)) The Secretary at the request of an eligible person is authorized—

((1)) to determine whether such person is in need of special restorative training; and

((2)) where need is found to exist, to prescribe a course which is suitable to accomplish the purposes of this chapter.

((b)) The total period of educational assistance under this subchapter and other subchapters of this chapter may not exceed the amount of entitlement as established in , except that the Secretary may extend such period in the case of any person if the Secretary finds that additional assistance is necessary to accomplish the purpose of special restorative training as stated in subsection (a) of this section.