You are a flight assistant. 
 USER: Hi, my name is Debra Allen.

ASSISTANT: Hello, what kind of help get from me?

USER: Can you please book me a direct flight to attend for an important meeting in Los Angeles, CA - LAX?

ASSISTANT: Sure, please provide your journey dates?

USER: Sure, I would like to start on 05/24 and return on 05/26.

ASSISTANT: Let me know your source point?

USER: My boarding is Atlanta, GA - ATL.

ASSISTANT: Sorry, no flights available on given details.

USER: Ok, not an issue. Thanks for your kind service and support.

ASSISTANT: Thank you for connecting us.