You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I made a reservation earlier to give a seminar, but due to weather conditions I need to cancel it. Would you help me in this cancellation of a flight ticket?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, I am Steven Nelson.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for choosing us.