user: Question: Name the Date which has Opponents in the final of Patrick McEnroe Tim Wilkison?
Columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Partner', 'Opponents in the final', 'Score in the final']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', 'October 4, 1987', 'San Francisco , USA', 'Carpet (i)', 'Glenn Layendecker', 'Jim Grabb Patrick McEnroe', '2–6, 6–0, 4–6']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponents in the final" = 'Patrick McEnroe Tim Wilkison';