CREATE TABLE table_39744 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Attendance" FLOAT)

What is the date for the game with an opponent of the Houston Oilers from before week 3?
SELECT "Date" FROM table_39744 WHERE "Week" < '3' AND "Opponent" = 'houston oilers'
SELECT "Date" FROM "table_39744" WHERE "Opponent" = 'houston oilers' AND "Week" < '3'