You are a flight assistant. 
 USER: Hello. My name is Angela Moore.

ASSISTANT: Hello, how can I help you?

USER: Owing to a medical emergency of my friend I want to cancel my recent reservation. Can you please help me in doing cancellation?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Please wait for a moment, I will check the existing reservation to cancel it.

USER: Ok.

ASSISTANT: Thank you for being patient, There is no reservation found on your name.

USER: Ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.