Hello.
Hello.
Owning business trip in San Francisco, can you book a flight ticket for me?
Can u provide your travel dates?
Actually, my business trip first is in US, so that has been changed to San Francisco. Could you change an existing reservation to  new one.
May I know your name?
Myself Kenneth Mitchell.
Kenneth, please provide your airport codes?
My location codes are SFO and MCO.
Sorry, there is no reservation by your name.
Ok, thank you for service.
Thank you for contacting us.