You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation due to cancel of my event. Could you please help me?

ASSISTANT: Sure, I am here to assist you. Please let me know your name.

USER: I am John White.

ASSISTANT: Thank you. Please wait for a while, let me check your reservation status.

USER: Sure.

ASSISTANT: John White, I have not found any reservation under your name in our database.

USER: No worries, thank you for the information.

ASSISTANT: You are most welcome and have a nice day.