user: Question: Who is performer 4 on episode 3, where Jim Sweeney was performer 1?
Columns: ['Date', 'Episode', 'Performer 1', 'Performer 2', 'Performer 3', 'Performer 4']
Types: ['text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['5 March 1993', 1.0, 'Greg Proops', 'Ryan Stiles', 'Colin Mochrie', 'Tony Slattery']
SQL:

assistant: SELECT "Performer 4" FROM "Table" WHERE "Performer 1" = 'Jim Sweeney' AND "Episode" = 3.0;