What are the election date for elections held in the province of Albacete?
CREATE TABLE "elections_to_congress_of_deputies" (
  "election_number" real,
  "election_date" text,
  "district" text,
  "province" text,
  "took_office" text,
  "left_office" text
);
SELECT "election_date" FROM "elections_to_congress_of_deputies" WHERE "province"='Albacete';