user: Question: What is the week with a record of 2-1?
Columns: ['Week', 'Date', 'Opponent', 'Time ( ET )', 'Game site', 'Result', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Sun. Sep. 7', 'Baltimore Ravens', '1:00pm', 'Heinz Field', 'W 34–15', '1-0']
SQL:

assistant: SELECT "Week" FROM "Table" WHERE "Record" = '2-1';