You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to meet my grand parents at Atlanta, please help me in booking a ticket from LAX to ATL.

ASSISTANT: Sure, let me know your planned journey dates?

USER: My planned journey dates are on Mar 26 and Mar 28.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Is there any other specifications?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: My name is Melissa Harris.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.