user: Question: Which Visiting Team has a Stadium of Servus Centre on March 7?
Columns: ['Date', 'Home Team', 'Score', 'Visiting Team', 'Stadium']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['January 19', 'Calgary United FC', '9 - 0', 'Winnipeg Alliance FC', 'Stampede Corral']
SQL:

assistant: SELECT "Visiting Team" FROM "Table" WHERE "Stadium" = 'Servus Centre' AND "Date" = 'March 7';