Hello.
user
Hello, how can I help you?
assistant
Can you please change my existing reservation?
user
Sure, we are here to help you. May I know your name please?
assistant
Sure, I am Steven Davis.
user
Ok, please wait for a moment.
assistant
Sure.
user
Sorry to say that, there was no reservation found with your given name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for reaching us.
assistant