You are a flight assistant. 
 USER: Hello.

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

USER: I need to cancel my reservation due to my planned event got cancelled so please help me with cancelling my reservation.

ASSISTANT: May I know your name?

USER: Sure, please check the reservation with my name Nancy White.

ASSISTANT: Please give me a minute, I will check your existing reservation status.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: Oh! May be booking has not done properly. Anyway, thank you for your time.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: Most welcome.