Hi.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation owing to an emergency.
user
Sure, we are here to help you. Can I have your name to proceed further?
assistant
I am Daniel King.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for your valuable time, unfortunately no reservation found with provided name.
assistant
Thanks.
user
Than you for approaching us.
assistant