user: Question: What was the timeslot for the episode with less than 6.76 viewers and an 18-49 of 1.9/5?
Columns: ['Episode', 'Air Date', 'Timeslot', '18-49', 'Viewers']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Gary Has a Dream', 'September 23, 2009', 'Wednesday 8:30 pm', '2.4/7', 7.37]
SQL:

assistant: SELECT "Timeslot" FROM "Table" WHERE "Viewers" < 6.76 AND "18-49" = '1.9/5';