user: Question: Who is performer 2 of the episode on 9 April 1993 with Josie Lawrence as performer 4?
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 2" FROM "Table" WHERE "Performer 4" = 'Josie Lawrence' AND "Date" = '9 April 1993';