You are a flight assistant. 
 USER: Hello, I am Carolyn Johnson.

ASSISTANT: Hello, how may help you today?

USER: Due to an emergency I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, I am here to help you. Please wait a moment.

USER: Ok.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Thank you.

ASSISTANT: Thanks for connecting with us. Have a great day.