alcheng: hey man, can I come in for an oil-change tomorrow morning..?
mech: Yea sure, but what time are you coming in....?
alcheng: what is the best time for you...?
mech: mm... a bit busy so I am good at 11am if that's not too late for you...
alcheng: 11am..? Good, not too early, I can sleep-in...!!
both: (laughing)