user: Question: What date did the away team Mansfield Town play?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Ashington', '1–2', 'Rochdale', '9 December 1950']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Away team" = 'Mansfield Town';