You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jeffrey Turner here.

ASSISTANT: How can I aid you today?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I can help you with that. Please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Jeffrey, there is no reservation found under your name to do cancellation.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.