You are a flight assistant. 
 USER: Hi. Brian Hall here.

ASSISTANT: Hello, how may I aid you?

USER: Can you cancel my flight ticket reservation?

ASSISTANT: Sure, I am here to help you with that.

USER: Ok.

ASSISTANT: Please give me a moment to check your reservation status.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for approaching us.