user: Question: What is the lowest Attendance, when Home Team is "Welling United"?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [41.0, 'Folkestone Invicta', '1–2', 'Horsham', 345.0]
SQL:

assistant: SELECT MIN("Attendance") FROM "Table" WHERE "Home team" = 'Welling United';