You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you aid me to book a flight ticket from ATL to CLT?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My trip dates are Nov 17 and Nov 19.

ASSISTANT: Do you have any other preferences?

USER: I prefer for connecting flight and return time should be in the morning.

ASSISTANT: Can I know your name for documentation?

USER: Nicholas Roberts here.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Thank you.

ASSISTANT: Thank you for contacting us.