You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I just want to cancel my ticket, as I cancelled my holiday trip with my friends. Could you help me in cancellation?

ASSISTANT: Sure, can I now the name on which the reservation has been done.

USER: Sure, I am Raymond Wright.

ASSISTANT: Sorry Raymond, there is no reservation available on your name.

USER: Ok, Thank you.

ASSISTANT: You are welcome.