user: Question: Name the date for Clay surface and score of 0–6, 0–6
Columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Partner', 'Opponents', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', '14 July 2008', 'Croatia Open Umag , Umag, Croatia', 'Clay', 'Carlos Berlocq', 'Michal Mertiňák Petr Pála', '6–2, 3–6, [5–10]']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Surface" = 'Clay' AND "Score" = '0–6, 0–6';