Which Date has a Runner(s)-up of bernhard langer, and a Tournament of at&t championship?
CREATE TABLE table_name_3 (date VARCHAR, runner_s__up VARCHAR, tournament VARCHAR)
SELECT date FROM table_name_3 WHERE runner_s__up = "bernhard langer" AND tournament = "at&t championship"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_3 (date VARCHAR, runner_s__up VARCHAR, tournament VARCHAR) Question: Which Date has a Runner(s)-up of bernhard langer, and a Tournament of at&t championship? [/INST] SELECT date FROM table_name_3 WHERE runner_s__up = "bernhard langer" AND tournament = "at&t championship" </s>