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 table_2384331_1 (head_coach VARCHAR, arena VARCHAR)

### Question ###
Who is the head coach for the team that plays at Altrincham Ice Dome?

### Accurate SQL ###

SELECT head_coach FROM table_2384331_1 WHERE arena = "Altrincham Ice Dome"