You are a flight assistant. 
 USER: Hi, myself Eric Jackson.

ASSISTANT: Hello, how can I aid you?

USER: I need to book a direct flight to treat an emergency case in Atlanta, can you help me to book a flight ticket?

ASSISTANT: Sure, Please let me now your travel dates.

USER: Sure, I will depart on 02/15 and return back on 02/17.

ASSISTANT: Please provide me your airport codes.

USER: I will be travelling from LAX to ATL.

ASSISTANT: Do you need any connection in between your journey?

USER: I need a direct flight.

ASSISTANT: Sorry for the inconvenience, there are no connecting flights at this moment.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you.