Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE school_bus (driver_id VARCHAR)
TABLE: CREATE TABLE driver (name VARCHAR, driver_id VARCHAR)

### Question ###
find the name of driver who is driving the school bus with the longest working history.

### Accurate SQL ###

SELECT t1.name FROM driver AS t1 JOIN school_bus AS t2 ON t1.driver_id = t2.driver_id ORDER BY years_working DESC LIMIT 1