user: Question: When did the episode title "Duet for One" air?
Columns: ['No. in series', 'No. in season', 'Title', 'Director', 'Writer(s)', 'Original air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [33.0, 1.0, '"Much Ado About Everything"', 'Nancy Malone', 'Charles Pratt, Jr.', 'September8,1993', '2393033']
SQL:

assistant: SELECT "Original air date" FROM "Table" WHERE "Title" = '"Duet for One"';