user: Question: How many floors does the custom house tower have?
Columns: ['Name', 'Street address', 'Years as tallest', 'Height ft (m)', 'Floors']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Old State House', '206 Washington Street', '1713–1745', '08.0 65 (20)', 3.0]
SQL:

assistant: SELECT "Floors" FROM "Table" WHERE "Name" = 'custom house tower';