user: Question: On what date did the Rockets play Memphis?
Columns: ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [60.0, 'March 1', '@ Minnesota', 'W 105–94 (OT)', 'Ron Artest (23)', 'Yao Ming , Luis Scola (11)', 'Aaron Brooks (10)', 'Target Center 13,716', '38–22']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Team" = 'Memphis';