You are a flight assistant. 
 USER: Hello, I am Jessica Evans.

ASSISTANT: Hello, how may I aid you?

USER:  I have an important meeting with my company authorities I have to attend. So can please search a flight ticket from Atlanta, GA - ATL?

ASSISTANT: Sure, I am happy to help you. Can you please provide your destination?

USER: I want to head to San Francisco, CA - SFO.

ASSISTANT: Ok, when do you want to return?

USER: I would like to return on 08/31.

ASSISTANT: Ok, May I know your depart date?

USER: I want to start on 08/29.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being patient, No flights were found with your given data.

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.