user: Question: What date had the Houston Texans as visitors?
Columns: ['Week', 'Date', 'Visiting Team', 'Final Score', 'Host Team', 'Stadium']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [10.0, 'November 10', 'Oakland Raiders', '24–17', 'San Diego Chargers', 'Qualcomm Stadium']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Visiting Team" = 'Houston Texans';