You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to book a ticket to attend a meeting at JFK. Can you please help me out to book a ticket from CLT.

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: I am planning to travel on Apr 05 and return back on Apr 07.

ASSISTANT: Do you need any layover in between  journey?

USER: I am looking for a direct flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No, I am ok with any specifications.

ASSISTANT: May I know your name for the documentation process?

USER: My name is Kimberly Campbell.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: That's fine, thank you for your help.

ASSISTANT: Thank you for choosing us.