You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am planning to book a ticket to attend a marriage at CLT. Can you please help me out to book from DFW?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, my planned travel dates are from June 26 to June 28.

ASSISTANT: May I know your connection limit?

USER: I am looking for a direct flight in my journey.

ASSISTANT: Do you have any other requirements?

USER: No, I din't have any other specifications.

ASSISTANT: Ok, please share your name.

USER: Sure, myself Brian Anderson.

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

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

ASSISTANT: Thank you for choosing us.