You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Due to some emergency problems, I want to cancel my recent reservation. Will you help me in that?

ASSISTANT: Sure, please wait for a moment, I will check and get back to you. May I know your name please?

USER: Sure, Virginia Scott is my name.

ASSISTANT: Sorry, there was no reservation found with your name to cancel.

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you for opting us.