user: Question: Steve Wallace was a Race Winner at the Kentucky Speedway on what date?
Columns: ['Date', 'Track', 'Event Name', 'Pole Winner', 'Race Winner']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['February 11 (Rain-delayed until February 12)', 'Daytona International Speedway', 'Daytona ARCA 200', 'Bobby Gerhart', 'Bobby Gerhart']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Race Winner" = 'Steve Wallace' AND "Track" = 'Kentucky Speedway';