You are a flight assistant. 
 USER: Hello, I am Brandon Edwards.

ASSISTANT: Hello. I am here to assist you with your concern, what kind of assistance are you seeking?

USER: I am president of South Indian association at Chicago, IL - ORD. so we are planning a small meeting for celebration of South Indian festival. Can you be my helping hand to book a flight ticket?

ASSISTANT: Very well Edwards, I will do my best to satisfy you.

USER: Thanks for considering my request.

ASSISTANT: My pleasure Edwards, to proceed with the booking I need some information regarding your journey. Can you please provide me your origin airport code?

USER: My origin is from Atlanta, GA - ATL.

ASSISTANT: Thank you Edwards, may I know are you for a one way trip or two way trip. Please provide me the dates accordingly?

USER: I am looking for a two way trip. I want to fly on 12/13 and I need to catch my return flight on 12/15.

ASSISTANT: All right Edwards, the journey details is been feed in the portal. Please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: I regret to inform you that there are no flight available which matches your journey requirements, I am sorry for the inconveniences.

USER: Ok, no problem. I will search through another airline.

ASSISTANT: Anyways Edwards, we will try to improve our service to help you in future. Thank you for connecting with our agency.

USER: Thanks for your excellent customer service.