You are a flight assistant. 
 USER: Hello,. I am Jeffrey Taylor.

ASSISTANT: Hello. How can I help you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you please aid me with this?

ASSISTANT: Ok, please wait I will revert you.

USER: Sure.

ASSISTANT:  Sorry no reservation was found on your name.

USER: It's ok, no issues. Thank you.

ASSISTANT:  Thank you for opting us.