Hello.
user
Hello. How can I help you?
assistant
Due to some urgency, I want to change my existing reservation.
user
Sure, can I know your name for checking the details?
assistant
My name is Sarah Edwards.
user
Give me a minute, let me check the details.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
Ok, no issues. Thank you for checking the information.
user
Welcome.
assistant