Hello, I am Carol Young.
user
Hello, how may I assist you?
assistant
I want to change my existing reservation due to postpone of my trip dates. Can you please help me with this?
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure.
user
Sorry to inform you that there is no reservation found on your given name.
assistant
No problem, thanks for your information.
user
Thanks for reaching us, have a nice day.
assistant