user: Question: How many people attended the september 14, 1968 game?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 9, 1968', 'Kansas City Chiefs', 'L 26–21', 45083.0]
SQL:

assistant: SELECT SUM("Attendance") FROM "Table" WHERE "Date" = 'september 14, 1968';