You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I would like to book a ticket from CLT to JFK, can you please help me with that?

ASSISTANT: Sure, could you please share your planned travel dates?

USER: The travel dates are from 08/09 to 08/11.

ASSISTANT: Do you have any preferences?

USER: I need a direct flight.

ASSISTANT: May I know your good name to proceed further?

USER: Frank King here.

ASSISTANT: Sorry, no flights are available as per your requirements.

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

ASSISTANT: Thank you for reaching us.