Hello, I am Nicholas Taylor.
user
Hello, how may I address you?
assistant
Due to some personal work, I want to change my existing reservation. Can you help me with this?
user
Ok, let me check the current status and revert you.
assistant
Sure.
user
We did not find any reservations matching your name.
assistant
Ok, Thank you for providing information.
user
Thank you for reaching us.
assistant