You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am George Carter.

ASSISTANT: How may I assist you for today?

USER: My exam got cancelled, can you help me to cancel my reservation?

ASSISTANT: Yes, I can help you with that. Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: That is fine.

ASSISTANT: Thank you for consulting us.

USER: Thank you for your help.