You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Justin Adams. I want to cancel my reservation, can you help in that?

ASSISTANT: Yes, I can help you with that.

USER: Sure.

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

USER: That's ok.

ASSISTANT: Thank you for reaching us.

USER: Than you.