Hi ..Angela speaking.. I need my usual taxi ride to the Airport, but not with John.  I'm at Broadway and Main.
Booked
Sounds great.  Who is my driver?
Mark 
That will work.  Thanks!
Goodbye. Enjoy your ride!
Can you unbook that?  I just noticed a scooter stand nearby and I'm gonna hop on one.
Done thanks
OK, thank you.
Goodbye. Enjoy your ride!