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 airlines ( name VARCHAR, alid VARCHAR )
TABLE: CREATE TABLE routes ( alid VARCHAR )

### Question ###
Find the name of airline which runs the most number of routes.

### Accurate SQL ###

SELECT T1.name FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T1.name ORDER BY COUNT(*) DESC LIMIT 1