You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Nicole Wright .

ASSISTANT: OK Nicole, how may I help you?

USER: I want to cancel my reservation due to some problem.

ASSISTANT: Sure, I can help you. Please wait a moment to check it.

USER: Sure.

ASSISTANT: Sorry Nicole, there is no reservation found based on your name.

USER: Its OK. Thank you .