Hi.
user
Hello. How may I help today?
assistant
Can you please change my existing reservation?
user
Sure, I am here to help you with that. May I know your name?
assistant
I am Jeffrey Taylor.
user
Ok, wait for a minute.
assistant
Sure.
user
Sorry to say that, there is no reservation found on your name in your records.
assistant
It's ok, thank you.
user
Thank you for reaching us.
assistant