We tried to remove meeting invite from source and destination user but it keeps on coming back... with the following
One or more problems with this meeting were detected and fixed by Exchange 2010.
Exchange 2010 re-created a meeting that was missing from your calendar. The meeting was re-created because the meeting organizer previously received an Accepted or Tentative response from you. To make sure the calendar item is up to date and the organizer has your latest status, please accept or decline the meeting from within your calendar.