user: Question: Who was the Class AA winner when Plains was Class A winner and Lubbock was Class AAAAA winner?
Columns: ['School Year', 'Class A', 'Class AA', 'Class AAA', 'Class AAAA', 'Class AAAAA']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1988-89', 'Plains', 'Shallowater', 'Bishop', 'Port Neches-Groves', 'McAllen']
SQL:

assistant: SELECT "Class AA" FROM "Table" WHERE "Class A" = 'Plains' AND "Class AAAAA" = 'Lubbock';