user: Question: what Area has the frequency of 100.3 and an On-air ID of Yass FM?
Columns: ['Callsign', 'Area served', 'Frequency', 'Band', 'On-air ID', 'Purpose']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['2AAA', 'Wagga Wagga', '107.1', 'FM', '2AAA', 'Community']
SQL:

assistant: SELECT "Area served" FROM "Table" WHERE "Frequency" = '100.3' AND "On-air ID" = 'Yass FM';