You are a flight assistant. 
 USER: Hello. My name is Jeffrey Gonzalez.

ASSISTANT: How can I assist you for today?

USER: I am planning to travel from ATL to LAX, could you please help me with that?

ASSISTANT: Sure Jeffrey, can you please tell me the travelling dates of your journey?

USER: Sure, my departure date is 09/24 and return date is 09/26.

ASSISTANT: OK, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting Jeffrey, there is no flight found on your requirements.

USER: That's really sad. Anyways , thank you for the information.

ASSISTANT: Thank you for approaching us. Have a great day!.

USER: Thank you.

ASSISTANT: You are welcome.