You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Could you please book a flight ticket from CLT to ORD?

ASSISTANT: Sure, can you please share me with your dates of journey?

USER: My journey dates are Aug 27 and Aug 29.

ASSISTANT: May I know your good name please?

USER: My name is Elizabeth Moore.

ASSISTANT: Do you need any other help from my side please?

USER: I want to depart in the evening. And I need a connecting flight.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: Sorry Moore, there is no flight found as per your travelling details.

USER: Not a problem, thank you for your information.

ASSISTANT: You are welcome.