user: ### NOW ANSWER:
Question: Who is the manufacturer when 150.088 is the average speed (mph)?
Columns: ['Year', 'Date', 'Driver', 'Team', 'Manufacturer', 'Laps', 'Miles (km)', 'Race Time', 'Average Speed (mph)', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1997', 'June 22', 'Jeff Gordon', 'Hendrick Motorsports', 'Chevrolet', '250', '500 (804.672)', '3:13:32', '155.012', 'Report']
SQL:

assistant: SELECT "Manufacturer" FROM "Table" WHERE "Average Speed (mph)" = '150.088';