user: Question: Name the number of conference tournament for James Madison
Columns: ['Conference', 'Regular Season Winner', 'Conference Player of the Year', 'Conference Tournament', 'Tournament Venue (City)', 'Tournament Winner']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Atlantic 10 Conference', 'Xavier', 'Amber Harris , Xavier', "2010 Atlantic 10 Women's Basketball Tournament", 'The Show Place Arena ( Upper Marlboro, Maryland )', 'Xavier']
SQL:

assistant: SELECT COUNT("Conference Tournament") FROM "Table" WHERE "Tournament Winner" = 'James Madison';