user: Question: Tell me the date for Johanna Konta
Columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Opponent in the final', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', 'November 11, 2007', 'Mallorca , Spain', 'Clay', 'Diana Buzean', '6–0, 6–0']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponent in the final" = 'Johanna Konta';