Hello,.
user
Hello, how can I aid you?
assistant
I want to change my existing reservation as my trip to meet friend was postponed.
user
Sure, May I know your name?
assistant
I am Ruth Robinson.
user
Please wait a moment.
assistant
Sure.
user
Sorry, no reservation found on your name.
assistant
Ok, Thank you for your information.
user
Thank you for reaching us.
assistant