user: Question: What are all the teams with an average of 15.89?
Columns: ['Name', 'Team(s)', 'Matches', 'Balls bowled', 'Wickets taken', 'Average']
Types: ['text', 'text', 'real', 'real', 'real', 'text']
Sample row: ['John Hearne', 'MCC , Middlesex , Players , South of England', 29.0, 8709.0, 212.0, '16.47']
SQL:

assistant: SELECT "Team(s)" FROM "Table" WHERE "Average" = '15.89';