You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Robinson.

ASSISTANT: How may I assist you?

USER: I need to cancel my reservation, can you help me out please?

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

USER: Sure, take your own time.

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

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for consulting us.