In accordance with staff rule 7.6(e), the Applicant’s official departure date from Vienna was on Sunday, 14 March 2010, a non-working day in Vienna. Pursuant to section 5.2 of ST/AI/2006/4, had he departed on that date, he would not have been entitled to an additional day of annual leave to compensate for official travel on a non-working day. The fact that the Applicant chose to travel on a working day for reasons of personal convenience shall not have the effect of granting him a benefit to which he would not have been entitled had he travelled on the official date of travel.