You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please help me out in booking the ticket from CLT to BOS.

ASSISTANT: Sure, I am here to help you out. Can you please share your travel dates?

USER: My trip dates will be Mar 30 to Apr 1.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Frank Roberts is my name.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.