You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: My holiday trip has been cancelled, could you please help me with cancelling my recent reservation?

ASSISTANT: May I know your name please?

USER: My reservation was done under the name Margaret Robinson.

ASSISTANT: There is no reservation on your name in our database.

USER: That's ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for opting us.