From Halopedia, the Halo wiki
Step into the Pelican Training simulation, an interactive experience that gives you an opportunity to get hands-on with some of the UNSC’s most battle-hardened hardware through teamwork and deft decision-making.
The instructor video starts off by showing Lieutenant Wilson introducing herself and giving a basic overview of the experience. Throughout the video, several clips of D77 Pelicans through the Halo franchise are shown.
The character named Captain B. Wallace was voiced by Joe Bianco.