Hello.
user
Hello, how can I help you out?
assistant
Can you help me to change my reservation?
user
Sure, we are happy to help you. Can you please let me know your good name to proceed further?
assistant
I am Katherine Green.
user
We are regret to inform you that, there is no active reservation on your name in our data.
assistant
No problem, thank you for the checking.
user
Thank you for choosing us.
assistant