Hi, my name is Patrick Davis.
user
Hello, how may I aid you?
assistant
Due to the sudden announcement of my brother engagement I want to change my existing reservation. Can you help me out with that?
user
Ok, please wait for a moment.
assistant
Sure.
user
Sorry for the inconvenience, there is no reservation found on your name to change.
assistant
Ok, no issues. Thanks for your valuable information.
user
Thank you for reaching us.
assistant