You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: Ok, May I know your name to proceed further?

USER: I have reserved it on the name of Janet Campbell.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, There was no reservation found on your given name.

USER: Oh! I think it was cancelled by my cousin. Anyway, thank you for the information.

ASSISTANT: Ok, Thank you for opting us.

USER: Welcome.