Which course has a flat stage on 4 September?
CREATE TABLE table_name_21 (course VARCHAR, type VARCHAR, date VARCHAR)
SELECT course FROM table_name_21 WHERE type = "flat stage" AND date = "4 september"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (course VARCHAR, type VARCHAR, date VARCHAR) Question: Which course has a flat stage on 4 September? [/INST] SELECT course FROM table_name_21 WHERE type = "flat stage" AND date = "4 september" </s>