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

### Instruction:
On what Date was the Meet of 2007 Pan American Games with a Time of 1:07.78?

### Inputs:
table_name: table, columns: ['Event', 'Time', 'Nationality', 'Date', 'Meet', 'Location']

### Response:
SELECT Date FROM table WHERE Meet = 2007 pan american games AND Time = 1:07.78