user: Question: Who built the ship that is 42.8 m long and was delivered in 2007?
Columns: ['Name of Ship', 'Length', 'Max speed', 'Crew/Capacity', 'Class', 'Builder', 'Delivery']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['HMJS Cornwall', '42.8 m', '26 knots', '12 + 4', 'County Class Offshore Patrol Vessel', 'Damen Group', 2006.0]
SQL:

assistant: SELECT "Builder" FROM "Table" WHERE "Length" = '42.8 m' AND "Delivery" = 2007.0;