CREATE TABLE "table1_30012404_4" (
  "series_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "france_air_date" text,
  "canadian_air_date" text,
  "us_air_date" text
);

Question: What is the US air date when the director is ken girotti?
SQL: SELECT "us_air_date" FROM "table1_30012404_4" WHERE "directed_by"='Ken Girotti';

Question: What is the canadian air date when the US air date is 24 august 2012?
SQL: SELECT "canadian_air_date" FROM "table1_30012404_4" WHERE "us_air_date"='24 August 2012';

Question: What is the series # when the US air date is 20 July 2012?
SQL: SELECT MIN("series_num") FROM "table1_30012404_4" WHERE "us_air_date"='20 July 2012';