Since the response is overwhelming, I will post answer in 15 mins and alas close the topic.
cheers
The kings of England used their sword to touch valiant warriors on the shoulder and say "with this sword I dub you Sir Knight" Dubbing
You now have the first 3 letters ie.Dub.
A Scottish yes Ai!/Aye/Och Ai.. Ai used to complete the city Dubai.
simple?
A very rich city where golf and race horses are part of life. Arab Emirates I think?
cheers