CREATE TABLE table_name_42 (date VARCHAR2, opponents VARCHAR2, outcome VARCHAR2, score VARCHAR2)

What date has an outcome of runner-up, and a Score of 6 4, 6 2, and a Opponents of gisela dulko flavia pennetta?
SELECT date FROM table_name_42 WHERE outcome = "runner-up" AND score = "6–4, 6–2" AND opponents = "gisela dulko flavia pennetta"
SELECT "date" FROM "table_name_42" WHERE "6–4, 6–2" = "score" AND "gisela dulko flavia pennetta" = "opponents" AND "outcome" = "runner-up"