What is the average 18-49 for the episode that had an order number higher than 35 and less than 3.5 viewers?
CREATE TABLE "season_two" (
  "order" real,
  "episode" text,
  "air_date" text,
  "u_s_timeslot_est" text,
  "18_49" real,
  "viewers" real
);
SELECT AVG("18_49") FROM "season_two" WHERE "viewers"<3.5 AND "order">35;