Funny Expression: quel bon vent vous amène?

When you see someone you were not expecting

• In English you 'd say "What do we owe the pleasure of your company to?"
• In French, "Quel plaisir de vous voir".

You may also hear : Quel bon vent vous amène ? If you translate literally 

• Quel : which ? 
• bon vent : good wind
• amener: to bring

So "Which good wind brings you?"

               Welcome to France, enjoy the French language!