what was the primary conference when joining the csfl for the institution that joined in 2004-05? 
CREATE TABLE table_262501_1 (primary_conference_when_joining_the_csfl VARCHAR, joined VARCHAR)
SELECT primary_conference_when_joining_the_csfl FROM table_262501_1 WHERE joined = "2004-05"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_262501_1 (primary_conference_when_joining_the_csfl VARCHAR, joined VARCHAR) Question: what was the primary conference when joining the csfl for the institution that joined in 2004-05?  [/INST] SELECT primary_conference_when_joining_the_csfl FROM table_262501_1 WHERE joined = "2004-05" </s>