You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Can I have your good name please to check your reservation status?

USER: Yes, I am Jennifer Allen.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Jennifer Allen, no reservation has found under your name to cancel.

USER: That's fine, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us, have a good day.