user: Question: What is the sum of Floors at St. Joseph Church?
Columns: ['Name', 'Street address in Detroit', 'Years as tallest', 'Height feet / m', 'Floors']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['First Michigan State Capitol', 'Capitol Park', '1828–1866', '140 / 43', 2.0]
SQL:

assistant: SELECT SUM("Floors") FROM "Table" WHERE "Name" = 'St. Joseph Church';