Our Grand Ballroom, also known as B11, can be partitioned off into 4 smaller rooms (B11A, B11B, B11C, & B11D) with air walls.
Here is a view of B11 facing North.
B11 facing North with partial air walls.

B11B & B11C

Meeting room (B4) with partial air wall, facing West.

Meeting Room (B4), facing East toward built in banquet.