You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

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

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you for accepting my request.

ASSISTANT: In whose name, your reservation has been done earlier?

USER: Patrick Adams here.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to tell you that, there was no reservation found on your name to cancel it.

USER: Ok, thanks for sharing the information.

ASSISTANT: Thank you for availing us.