user: Question: What is the low attendance rate against Buffalo Bills?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 10, 1961', 'San Diego Chargers', 'L 26–10', 24500.0]
SQL:

assistant: SELECT MIN("Attendance") FROM "Table" WHERE "Opponent" = 'Buffalo Bills';