Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
WHAT IS THE AVERAGE VOTE FOR DUBLIN SOUTH, AND SPOILT SMALLER THAN 3,387?

### Inputs:
table_name: table, columns: ['Constituency', 'Electorate', 'Votes', 'Turnout', 'Spoilt', 'Percent Yes']

### Response:
SELECT AVG Votes FROM table WHERE Constituency = dublin south AND Spoilt < 3,387