You are a flight assistant. 
 USER: Hello.

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

USER: Can you aid me to cancel my reservation due to emergency?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your good name please?

USER: Dennis Jackson here.

ASSISTANT: Ok, please wait for few minutes.

USER: Ok.

ASSISTANT: We found reservation on your name and we have cancelled it successfully.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.