CREATE TABLE table_5258 ("Episode" FLOAT, "Title" TEXT, "Airdate  ( Canada ) " TEXT, "Airdate  ( USA ) " TEXT, "CBS airdate" TEXT)

What is the CBS airdate of the episode with a number under 70 with a USA airdate of 1 April 2005?
SELECT "CBS airdate" FROM table_5258 WHERE "Episode" < '70' AND "Airdate (USA)" = '1 april 2005'
SELECT "CBS airdate" FROM "table_5258" WHERE "Airdate (USA)" = '1 april 2005' AND "Episode" < '70'