List all episode air dates whose audition venues were Nego Quirido Sambadrome?
CREATE TABLE "regional_auditions" (
  "episode_air_date" text,
  "audition_city" text,
  "audition_date" text,
  "audition_venue" text,
  "guest_fourth_judge" text
);
SELECT "episode_air_date" FROM "regional_auditions" WHERE "audition_venue"='Nego Quirido Sambadrome';