Hi.
user
Hello. How may I aid you today?
assistant
I am George Taylor.
user
Ok.
assistant
I want to change my reservation due to postpone of my appointment with doctor at Philadelphia. Can you help me in my changing reservation?
user
Sure.
assistant
Thank you.
user
Please wait for a while, I will let you know.
assistant
Sure, I will wait for your response.
user
Thanks for your patience, but no reservation is found.
assistant
That's ok, thank you so much for your service anyways.
user
Thank you.
assistant