user: Question: What was the original air date for episode number 6?
Columns: ['Number of episode', 'Number of season', 'Title (original)', 'Title (English)', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 0.0, 'Pilot', 'Pilot', 'March 31, 2002']
SQL:

assistant: SELECT "Original air date" FROM "Table" WHERE "Number of episode" = 6.0;