You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brandon Young.

ASSISTANT: How may I assist you today?

USER: I am looking for a flight from LAX to ATL, can you help me?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My travelling dates are 13 and 15 of June.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight and I like to depart in the afternoon.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: It's ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us, have a great day.