user: Question: On what date was the record 2–1?
Columns: ['Date', 'Visitor', 'Score', 'Home', 'Record']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['April 5', 'Edmonton Oilers', '4–3', 'Los Angeles Kings', '1–0']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Record" = '2–1';