It may just be that he is busy in South Africa. I wouldn't read anything into it. Also, birthdays and anniversaries are difficult times. They are confused and don't know how best to respond. I also would read anything into that either. Carry on giving him space. If you need to initiate to let him know when you are going to Dublin then do so. I would say though that as you are initiating you may want to post the email here first for checking
