You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Ronald Young, owing an emergence I want to cancel my recent reservation. Can you help me with it?

ASSISTANT: Sure, I am here to help you. Hold on for a moment. Let me check in our previous database.

USER: Ok.

ASSISTANT: Sorry Young, there are no reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Thanks for the help.

ASSISTANT: Welcome.