You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Linda Miller here, due to an emergency I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, I am pleased to help you. Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to say no reservation found with your name.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.