Hi.
user
Hello. How can I assist you at this moment?
assistant
I am Gary Hill, I need to modify my reservation as my schedule got postponed. Can you please help me out?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please wait a moment to check your reservation status.
assistant
Sure, have your time.
user
Sorry Gary Hill, no reservation has found under your name to change.
assistant
It's ok, anyway thank you for the information.
user
Thank you for choosing us, have a good day.
assistant