user: Question: What date has Vancouver Canucks as the original team, Ryan Kesler as the player, and Matched as the Result?
Columns: ['Player', 'Date', 'Original Team', 'Offer Team', 'Result']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Gary Nylund', 'August 1986', 'Toronto Maple Leafs', 'Chicago Blackhawks', 'Accepted']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Original Team" = 'Vancouver Canucks' AND "Result" = 'Matched' AND "Player" = 'Ryan Kesler';