user: Question: On what date is Isabel Cueto the opponent in the final?
Columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Opponent in the final', 'Score in the final']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', '1 April 1985', 'Seabrook Island , USA WTA Virginia Slims', 'Clay', 'Virginia Ruzici', '6–3, 6–3']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponent in the final" = 'Isabel Cueto';