CREATE TABLE table_24653 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original U.S. air date" TEXT, "Prod. code" FLOAT)

What was the date that the episode with a production code of 213 was originally aired?
SELECT "Original U.S. air date" FROM table_24653 WHERE "Prod. code" = '213'
SELECT "Original U.S. air date" FROM "table_24653" WHERE "Prod. code" = '213'