public int RegisterBooking(int ttId, int childId)
{
TutoringTime tt = new TutoringTime();
tt.Id = ttId;
tt.Child = new Person(childId);
ttDb = new TutoringTimeDb();
return ttDb.RegisterBooking(tt);
}
public int RegisterBooking(int childId, int tutoringTimeId)
{
TutoringTime tt = new TutoringTime();
tt.Id = tutoringTimeId;
tt.Child = new Child(childId);
TutoringTimeDb ttDb = new TutoringTimeDb();
return ttDb.RegisterBooking(tt);
}