Hi.
user
Hello. How can I aid you?
assistant
I need to change my existing reservation, Can you please help me with that?
user
Sure, We are here to help you.
assistant
Thank you.
user
May I know your name?
assistant
Elizabeth Lee here.
user
Please wait a while.
assistant
Sure.
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, no problem. Thanks for your information.
user
Thank you for reaching us.
assistant