You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your good name please?

USER: Sure, my name is Amanda Perez.

ASSISTANT: OK Amanda, how can I assist you for today?

USER: Can you help me to cancel my recent reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Amanda, no reservation found on your name.

USER: Ok, thank you.

ASSISTANT: Thank you.