user: Question: When were the Brewers 27-31?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['June 1', '@ Pittsburgh Pirates', '3-4', 'Turnbow (2-2)', 12899.0, '26-28']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Record" = '27-31';