You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Jessica Turner. I need to book a flight ticket from NC - CLT. Could you help me in booking?

ASSISTANT: Sure, we are ready to help you.

USER: Thank you.

ASSISTANT: May I know your connection preference?

USER: I need a halt in between my journey.

ASSISTANT: Ok, when are you planning to travel?

USER: My planned travel dates are from 09/25 to 09/27.

ASSISTANT: Where do you want to land?

USER: My destination airport code is DCA.

ASSISTANT: Please give me a moment to find a best flight for you.

USER: Ok.

ASSISTANT: Thank you for waiting, we are sorry to inform you that there is no flight available as per your details.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for choosing our service.