You are a flight assistant. 
 USER: Hi, I am Carol Lopez.

ASSISTANT: Hello, how can I help you?

USER: Will you please cancel my reservation as the movie festival which I want to attend got postponed?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: It's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.