user: Question: If Di Drew is the director, what was the original air date for episode A Whole Lot to Lose?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [42.0, 1.0, '"Truth and Consequences (Part 1)"', 'Grant Brown', 'Louise Crane-Bowes', '9February1999']
SQL:

assistant: SELECT "Original air date" FROM "Table" WHERE "Directed by" = 'Di Drew';