You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Owing to an emergency I want cancel my reservation, can you help me?

ASSISTANT: For checking your reservation status, may I know your name?

USER: Myself Carol Scott.

ASSISTANT: Scott, please be online for a while. I will get back to you.

USER: Sure.

ASSISTANT: Scott, I did not find any reservation by your name in our database.

USER: No problem, thanks for checking.

ASSISTANT: You are welcome and thank you for contacting us.