user: Question: What date did the epiode that had 1.37 Million as the rating originally air?
Columns: ['Episode #', 'Title', 'Directed by', 'Written by', 'Originalairdate', 'Ratings']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '"Episode 1"', 'Peter Cattaneo', 'James Wood', '10 November 2011', '2.29 Million']
SQL:

assistant: SELECT "Originalairdate" FROM "Table" WHERE "Ratings" = '1.37 Million';