Which US air date had 4.4 million viewers?
CREATE TABLE table_17901155_4 (original_us_air_date VARCHAR, viewers__millions_ VARCHAR)
SELECT original_us_air_date FROM table_17901155_4 WHERE viewers__millions_ = "4.4"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_17901155_4 (original_us_air_date VARCHAR, viewers__millions_ VARCHAR) Question: Which US air date had 4.4 million viewers? [/INST] SELECT original_us_air_date FROM table_17901155_4 WHERE viewers__millions_ = "4.4" </s>