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_34046 ( "Callsign" text, "Area served" text, "Frequency" text, "Band" text, "On-air ID" text, "Purpose" text )

### Question ###
what Area has the frequency of 100.3 and an On-air ID of yass fm?

### Accurate SQL ###

SELECT "Area served" FROM table_34046 WHERE "Frequency" = '100.3' AND "On-air ID" = 'yass fm'