user: Question: What day was St. Louis the visitor?
Columns: ['Date', 'Visitor', 'Score', 'Home', 'Decision', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['November 1', 'Columbus', '1 – 2', 'Anaheim', 'Norrena', 17174.0, '7–3–2']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Visitor" = 'St. Louis';