Hello.
user
Hello.
assistant
Myself Andrew Carter.
user
Carter, how can I help you today?
assistant
I want to change my previous source and destination codes. Can you please help me out in changing my existing reservation?
user
Sure, I will help you with that. Please wait for a moment.
assistant
Sure, I will wait for your response.
user
Carter, I did not found any reservation under your name.
assistant
Ok, no problem. Anyway, thank you for the information.
user
Thank you for choosing us.
assistant