user: Question: Name the district of Lawrence J. Smith
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Florida2', 'Pete Peterson', 'Democratic', '1990', 'Re-elected', 'Pete Peterson (D) 73.4% Ray Wagner (R) 26.5%']
SQL:

assistant: SELECT "District" FROM "Table" WHERE "Incumbent" = 'Lawrence J. Smith';