The context of the following conversation is After a long drive home from the office, Jordan finally turned the car into the driveway.:
Jordan says Today was a long day, especially my drive home from the office..
The friend responds Oh yeah?.
Jordan responds Yes, I did not think I would ever make it because I was so tired..
The friend responds Good thing you stayed awake..
Jordan responds Yeah! Just as I was about to fall asleep I turned in to my driveway..
The friend responds Well that is a good thing. Get some rest!.