Hi.
user
Hello. How can I aid you?
assistant
I want to change my existing reservation owing to an emergency.
user
Sure, We are here to help you. May I know your name?
assistant
My name is Jennifer Clark.
user
Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
Thanks.
user
Thank you for reaching us.
assistant