Did they call or alert you before they arrive to remind you of the appointment (people are very busy and we tend to forget things)?
الله يعطيك العافية اخىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىىى