You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please cancel my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, can I know your name?

USER: Sure, my name is Williams Carter.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found on your name.

USER: Oh! That's ok, thank you for giving the information anyways.

ASSISTANT: Thank you for reaching us.