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

### Instruction:
What is Date Sent, when Signal Power ( kW ) is less than 126, when Arrival Date is "January 2059", and when HD Designation is "HD193664"?

### Inputs:
table_name: table, columns: ['HD designation', 'Constellation', 'Distance ( ly )', 'Spectral type', 'Signal power ( kW )', 'Date sent', 'Arrival date']

### Response:
SELECT Date sent FROM table WHERE Signal power ( kW ) < 126 AND Arrival date = january 2059 AND HD designation = hd193664