You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to travel from CLT to EWR as a business trip.

ASSISTANT: Sure, could you please share your trip dates?

USER: My journey dates are Oct 25th and Oct 27th.

ASSISTANT: Ok, could I have your name please?

USER: Myself Steven Nelson.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need only direct flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: No problem, thanks for the information.

ASSISTANT: You are welcome, have a great day.