user: Question: How many floors did the tallest building in Aston have?
Columns: ['Name', 'Location', 'Years as tallest', 'Height metres / ft', 'Floors']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ["St Philip's Cathedral", 'Colmore Row', '1725–1777', '01.0 40 / 131', '03.0 N/A']
SQL:

assistant: SELECT "Floors" FROM "Table" WHERE "Location" = 'Aston';