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_35649 ( "Season" real, "Episodes" real, "First air date" text, "Last air date" text, "Timeslot" text, "DVD Release" text )

### Question ###
When is the last episode air date for season 3?

### Accurate SQL ###

SELECT "Last air date" FROM table_35649 WHERE "Season" = '3'