user: Question: What batting team played in Chittagong in 2003?
Columns: ['Runs', 'Wicket', 'Batting partners', 'Batting team', 'Fielding team', 'Venue', 'Season']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['624', '3rd', 'Mahela Jayawardene and Kumar Sangakkara', 'Sri Lanka', 'South Africa', 'Colombo', '2006']
SQL:

assistant: SELECT "Batting team" FROM "Table" WHERE "Venue" = 'Chittagong' AND "Season" = '2003';