user: Question: Name the surface for Paul Goldstein and date of October 2, 2006
Columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Partnering', 'Opponents in the final', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', 'November 20, 2000', 'Brighton, England', 'Hard (I)', 'Paul Goldstein', 'Michael Hill Jeff Tarango', '3–6, 5-7']
SQL:

assistant: SELECT "Surface" FROM "Table" WHERE "Partnering" = 'Paul Goldstein' AND "Date" = 'October 2, 2006';