May I propose to reschedule ourmeeting (ชื่อ/เรื่อง meeting) to other day. New date andtime will be advise shortly.
Sorry for any inconvenience this may cause. Please do not hesitate to contact me for any assistant. I am always at your service.
we regret to inform you that due to time constraints, we are unable to accommodate your request March 19, 2015 at your office in 10.00.