user: Question: What region has a transmitter located at Mount Sugarloaf?
Columns: ['Region served', 'City', 'Channels ( Analog / Digital )', 'First air date', 'ERP (Analog/ Digital)', 'HAAT (Analog/ Digital) 1', 'Transmitter Location']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Grafton / Kempsey', 'Coffs Harbour', '11 ( VHF ) 3 38 ( UHF )', '23 January 1965', '250 kW 250kW', '706 m 730 m', 'Mount Moombil']
SQL:

assistant: SELECT "Region served" FROM "Table" WHERE "Transmitter Location" = 'Mount Sugarloaf';