user: Question: What original air date was the episode with production code of 5.05?
Columns: ['Series #', 'Season #', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [111.0, 1.0, '"Changes"', 'Burt Brinckerhoff', 'Brenda Hampton', 'September24,2001', '1.22']
SQL:

assistant: SELECT "Original air date" FROM "Table" WHERE "Production code" = '5.05';