CREATE TABLE table_18032 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Game site" TEXT, "Record" TEXT, "Attendance" FLOAT)

What date did the Seahawks play the Kansas City Chiefs at the Kingdome?
SELECT "Date" FROM table_18032 WHERE "Game site" = 'Kingdome' AND "Opponent" = 'Kansas City Chiefs'
SELECT "Date" FROM "table_18032" WHERE "Game site" = 'Kingdome' AND "Opponent" = 'Kansas City Chiefs'