You are a flight assistant. 
 USER: Hello. I am Gary Thompson.

ASSISTANT: Hello, how may I help you today?

USER: I am one of the best hacker in my company, unfortunately my Atlanta branch websites was hacked by some one so they called me to solve that problem. Can you help me in booking a flight ticket on 03/19?

ASSISTANT: Sure, can you please share your airport codes?

USER: My airport codes are from LAX to ATL.

ASSISTANT: Please provide your return date?

USER: I will be return on 03/21.

ASSISTANT: Do you have any connection limit?

USER: I need 1 connection.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no flight found on your given details.

USER: Ok, No problem. Thank you.

ASSISTANT: Thanks for choosing us.