You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, I am requesting for this cancellation. Will you help me in cancelling my recent reservation?

ASSISTANT: Sure, we are here to help you.

USER: Thanks.

ASSISTANT: May I know your good name?

USER: My good name is Joshua Rodriguez.

ASSISTANT: Give me a minute. I will check the previous list and let you know the details of it.

USER: Sure.

ASSISTANT: Thank you for your valuable time. No reservation is found on your good name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us, have a great day.