You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Morning.

USER: My name is Jennifer Evans.

ASSISTANT: How may I guide you?

USER: I want to book a flight ticket to Charlotte to meet my family on this festival, can you please help me with the booking?

ASSISTANT: Sure, can I know your departure details?

USER: I would like to start my trip from ATL on 02/01.

ASSISTANT: Ok, can I know your return details?

USER: I want to return back on 02/03 from CLT.

ASSISTANT: Please hold on for a moment, let me check for any available flights with your given details.

USER: Ok, please check.

ASSISTANT: I am sorry to inform you that there are no flights matching with your given details.

USER: That's so sad to hear. Anyways, thank you for your time.

ASSISTANT: Thank you, have a good day.