You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Rebecca Young.

ASSISTANT: How can I help you?

USER: Please help me to book a flight ticket from ATL to CLT.

ASSISTANT: Can I know your travelling dates?

USER: My trip dates are from 04/04 to 04/06.

ASSISTANT: Do you have any preference?

USER: I need to depart in the afternoon and I need a halt in between my journey.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: No problem, thanks for your information.

ASSISTANT: Thank you.