user: Question: What date has an outcome of Runner-up, and a Score of 6–4, 6–2, and a Opponents of Gisela Dulko Flavia Pennetta?
Columns: ['Outcome', 'Date', 'Surface', 'Partner', 'Opponents', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', '4 March 2001', 'Clay', 'Anabel Medina Garrigues', 'Virginia Ruano Pascual Paola Suárez', '6–4, 6–7 (5–7) , 7–5']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Outcome" = 'Runner-up' AND "Score" = '6–4, 6–2' AND "Opponents" = 'Gisela Dulko Flavia Pennetta';