You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you please search a flight ticket from ORD to MSP?

ASSISTANT: Sure, I am ready to help you with that. Can I have your travel dates please?

USER: Ok, thank you for accepting my request. Mean while my travelling dates are 02/09 and 02/11.

ASSISTANT: Ok, please be hold on for a moment to check for flight availability.

USER: Ok, take you own time. I will stay in online.

ASSISTANT: Thank you for stay in online. Sorry to inform you that no flight is available to you on your dates.

USER: Oh! So, sad I can search other to way to complete my trip. Any way thank you for your search.

ASSISTANT: May I know your good name please for documentation purpose?

USER: Myself Angela White.

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

USER: Most welcome.