You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I want to cancel my recent reservation due to an emergency, can you please help me?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Sure, my name is Joseph King here.

ASSISTANT: Thank you. Please be online for a while. I will check your reservation status and get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: I am sorry to say you that there is no reservation found under your name in our database.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Welcome Joseph King.