Hello, I am Thomas Anderson.
user
Hello, how can I assist you for the day?
assistant
Owing to an emergency, I want to change an existing reservation. Could you help me in changing the reservation?
user
Sure, I am here to help you. Please wait for a moment.
assistant
Sure.
user
Sorry, we found no reservation on your given name.
assistant
Not an issue. Thank you.
user
Thank you for reaching us.
assistant