You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Owing to an emergency, I would like to cancel my journey. Can you please cancel my reservation?

ASSISTANT: Sure, I am here to help you. May I know your name please to check your reservation status?

USER: My name is Dorothy Anderson.

ASSISTANT: Dorothy, no reservation has been found on your name in our database.

USER: Its ok, no issues. Thank you for the information.

ASSISTANT: Thank you for approaching us.