Hello.
user
Hello, how may I aid you today?
assistant
I am Patrick Johnson. I want to change my existing reservation. Could you help me with that?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please hold on a moment.
assistant
Ok.
user
Sorry, there is no reservation found on given name.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant