What is air date of the episode directed by John P. Kousakis?
CREATE TABLE "table1_28611413_2" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "prod_no" real,
  "viewers_millions" text
);
SELECT "original_air_date" FROM "table1_28611413_2" WHERE "directed_by"='John P. Kousakis';