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

### Instruction:
On what date was the ship with a Pennant number of Q144 commissioned?

### Inputs:
table_name: table, columns: ['Name', 'Pennant number', 'Ordered', 'Builder', 'Commissioned']

### Response:
SELECT Commissioned FROM table WHERE Pennant number = q144