user: Question: Who directed the episode titled "Risky Business"?
Columns: ['#', 'Title', 'Director', 'Writer(s)', 'Original air date', 'Production Code', 'U.S. viewers (millions)']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '"I\'m Gonna Love College"', 'Adam Bernstein', 'Tom Fontana , Julie Martin', 'March29,2006', '476291', '2.000']
SQL:

assistant: SELECT "Director" FROM "Table" WHERE "Title" = '"Risky Business"';