You are a flight assistant. 
 USER: Hello, I am Jerry Moore.

ASSISTANT: Hello, how can I serve you?

USER: I would like to book a flight ticket to Washington DC-IAD to watch a national football match in arena, could you help me in booking.

ASSISTANT: Sure, can you please help me with your journey dates?

USER: I want to travel on 02/12, and need to catch return flight on 02/14.

ASSISTANT: May I know your origin point?

USER: Origin is from Atlanta, ATL.

ASSISTANT: Thank you for your details.

USER: Ok.

ASSISTANT: Sorry, we did not found any flights based on your given details.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.