public studentReservationListVM()
{
User student = new User();
UserDialogs.Instance.ShowLoading();
PerformReservationCommand.Execute(student);
UserDialogs.Instance.HideLoading();
}
public tutorReservationListVM()
{
User currentTutor = new User();
UserDialogs.Instance.ShowLoading();
PerformReservationCommand.Execute(currentTutor);
UserDialogs.Instance.HideLoading();
onPropertyChanged(nameof(isTutorsVisible));
}