user: Question: What was the date of the week 13 game?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Game site', 'Record', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'September 6, 1998', 'at Philadelphia Eagles', 'W 38-0', 'Veterans Stadium', '1-0', '66,418']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Week" = 13.0;