CREATE TABLE table_55123 ("Episode #" FLOAT, "# in Season" FLOAT, "Episode Name" CLOB, "Airdate" CLOB, "Location" CLOB)

Which air date has 5 for # in season?
SELECT "Airdate" FROM table_55123 WHERE "# in Season" = '5'
SELECT "Airdate" FROM "table_55123" WHERE "# in Season" = '5'