CREATE TABLE table_33561 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Game site" TEXT, "Kickoff" TEXT, "Attendance" TEXT)

What is the kickoff time for the Miami Dolphins?
SELECT "Kickoff" FROM table_33561 WHERE "Opponent" = 'miami dolphins'
SELECT "Kickoff" FROM "table_33561" WHERE "Opponent" = 'miami dolphins'