user: Question: What is the kickoff time for the game that was at Ralph Wilson Stadium?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Game site', 'Kickoff ( ET )', 'NFL Recap', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '2008-09-07', 'at Miami Dolphins', 'W 20–14', 'Dolphin Stadium', '1:00 PM', 'Recap', '1–0']
SQL:

assistant: SELECT "Kickoff ( ET )" FROM "Table" WHERE "Game site" = 'Ralph Wilson Stadium';