Hi.
user
Hello, how can I help you today?
assistant
I want to change my reservation, can you help me?
user
Sure, may I know your good name?
assistant
I am Lisa Parker.
user
Please wait for a moment.
assistant
Sure.
user
Sorry to say that, no reservation was found with your good name.
assistant
No problem, thanks for checking.
user
Thank you for reaching us.
assistant