Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_33830 ( "Season" text, "Episodes" real, "First airdate" text, "Last airdate" text, "Nielsen ranking" text )

### Question ###
What was the first airdate or the season that had less than 24 episodes and a Nielsen ranking of #38?

### Accurate SQL ###

SELECT "First airdate" FROM table_33830 WHERE "Episodes" < '24' AND "Nielsen ranking" = '#38'