user: Question: What was bob jameson's lowest bonus where he had less than 15 rides?
Columns: ['Rider', 'Matches', 'Rides', 'Bonus Pts', 'Total Points']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['Eric Boocock', 34.0, 145.0, 15.0, 342.0]
SQL:

assistant: SELECT MIN("Bonus Pts") FROM "Table" WHERE "Rider" = 'bob jameson' AND "Rides" < 15.0;