Give me the kickoff time of the game that was aired on CBS against the St. Louis Cardinals. 
CREATE TABLE table_11449311_2 (kickoff_ VARCHAR, a_ VARCHAR, tv VARCHAR, opponent VARCHAR)
SELECT kickoff_ AS "a_" FROM table_11449311_2 WHERE tv = "CBS" AND opponent = "St. Louis Cardinals"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_11449311_2 (kickoff_ VARCHAR, a_ VARCHAR, tv VARCHAR, opponent VARCHAR) Question: Give me the kickoff time of the game that was aired on CBS against the St. Louis Cardinals.  [/INST] SELECT kickoff_ AS "a_" FROM table_11449311_2 WHERE tv = "CBS" AND opponent = "St. Louis Cardinals" </s>