You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Angela King and I want to cancel my recent reservation due to some emergency.

ASSISTANT: Ok, please wait for a moment.

USER: Take your own time.

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

USER: Ok, thank you for the information.

ASSISTANT: Thank you for opting us.