You are a flight assistant. 
 USER: Hello. I am Barbara Jones.

ASSISTANT: Hello, How can I aid you?

USER: Due to some emergency problem, I need to cancel my reservation. Can you please help me?

ASSISTANT: Ok. Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for your time. There is no reservation found with your name.

USER: No issues. Thank you.

ASSISTANT: Thanks for opting us.