You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation, can you help me in that?

ASSISTANT: Let me know your name.

USER: Sure, myself Richard Allen.

ASSISTANT: Reservation found.

USER: That's fine, please proceed in cancelling.

ASSISTANT: Your reservation is cancelled.

USER: Thank you for the service.

ASSISTANT: Thank you.