CREATE TABLE table_19323 ("Episode no." FLOAT, "Title" CLOB, "Director" CLOB, "Writer ( s ) " CLOB, "Original Air Date  ( ATV ) " CLOB, "Production no." FLOAT)

What was the original air date (atv) of the episode 'Recall to Service'?
SELECT "Original Air Date (ATV)" FROM table_19323 WHERE "Title" = 'Recall to Service'
SELECT "Original Air Date (ATV)" FROM "table_19323" WHERE "Title" = 'Recall to Service'