Carlo : Hi Zoee, I haven’t seen you for ages. Where have you been?
Zoee : Hi, Carlo. I have been to Japan lately.
Carlo : Wow, Japan!. Which city did you visit?
Zoee : I visited Tokyo.
Carlo : I see, what place of interest have you visited?
Zoee : I have visited the Sky Tree.
Carlo : Really? It’s cool!
Based on the dialog above, how long haven't they met each other?