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 payment ( staff_id VARCHAR )
TABLE: CREATE TABLE staff ( first_name VARCHAR, last_name VARCHAR, staff_id VARCHAR )

### Question ###
Which staff handled least number of payments? List the full name and the id.

### Accurate SQL ###

SELECT T1.first_name, T1.last_name, T1.staff_id FROM staff AS T1 JOIN payment AS T2 ON T1.staff_id = T2.staff_id GROUP BY T1.staff_id ORDER BY COUNT(*) LIMIT 1