You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning. I hope you are fine, how can I assist you?

USER: Due to tornadoes happening here, I am not able to go to airport to catch my flight, can you please do some modifications in my existing reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Before proceeding, can I know your good name, so that I can move further.

USER: Sure, I am Donna Young.

ASSISTANT: Sorry Donna, there is no reservation found on your name.

USER: Ok, not an issue.

ASSISTANT: Do you have any other plans to travel?

USER: Thank you for your information. Not yet.

ASSISTANT: You are welcome, have a nice day.