user: ### NOW ANSWER:
Question: On what datE did MikE Hawthorn havE thE fastEst lap for thE E TyrE of thE Silverstone Circuit?
Columns: ['Race', 'Circuit', 'Date', 'Pole position', 'Fastest lap', 'Winning driver', 'Constructor', 'Tyre', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Argentine Grand Prix', 'Buenos Aires', '19 January', 'Juan Manuel Fangio', 'Juan Manuel Fangio', 'Stirling Moss', 'Cooper - Climax', 'C', 'Report']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Fastest lap" = 'Mike Hawthorn' AND "Tyre" = 'E' AND "Circuit" = 'Silverstone';