What is every event date on Sunday with a starting time of 9:30 am?
CREATE TABLE "schedule" (
  "event_date" text,
  "event_day" text,
  "approx_duration" text,
  "starting_time" text,
  "event_details" text
);
SELECT "event_date" FROM "schedule" WHERE "event_day"='Sunday' AND "starting_time"='9:30 am';