You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you at this moment?

USER: I am Angela White, I want to cancel my reservation due to heavy rainfall at my place. Can you help me?

ASSISTANT: Sure, I am here to help you in cancelling the ticket.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no active reservation found with your name in our database.

USER: Ok, not an issue, thank you.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Welcome.