user: Question: Record of 19–16 occurred on what date?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['May 2', '@ Diamondbacks', '7–2', 'Owings (4–1)', '35,682', '15–12']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Record" = '19–16';