You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Betty Wilson, I would like to cancel my recent reservation, can you help me?

ASSISTANT: Betty Wilson, please give me a moment to check your ticket status.

USER: Sure.

ASSISTANT: Sorry, no reservation is available by your name.

USER: That's fine, thanks for your information.

ASSISTANT: Thank you for reaching us.