user: Question: What was the lowest attendance at a game when there were fewer than 151 away fans and an opponent of Bury?
Columns: ['Date', 'Opponent', 'Venue', 'Result', 'Attendance', 'Away Fans']
Types: ['text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Aug 11', 'Shrewsbury Town', 'H', 'L 0 - 4', 3893.0, 375.0]
SQL:

assistant: SELECT MIN("Attendance") FROM "Table" WHERE "Away Fans" < 151.0 AND "Opponent" = 'Bury';