It's what I would say to Poppy if I had thought of it.
He asks after you...
Nana
Hi Bron, mum sent me your blog page. I can see you've been to Dublin, are you still there? This is great that we can experience your holiday with you. I hope you're having a good time. Love Nana.xxxxx
Mum
Just a thought, can you put a clock on, showing the local time wherever you are?