user: Question: Name the number of class aa for Bridgeport and 1999-2000
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', 'Quitman', 'Wichita Falls Hirschi', 'McAllen']
SQL:

assistant: SELECT COUNT("Class AA") FROM "Table" WHERE "Class AAA" = 'Bridgeport' AND "School Year" = '1999-2000';