Hello.
user
Hello. How can I aid you?
assistant
Can you please help me to change my reservation?
user
Sure, I can help you . May I know your name?
assistant
My name is Brenda Hill.
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
Ok, not an issue. Thank you.
user
Thank you for reaching us.
assistant