You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am planning to book a flight ticket to DFW from CLT, can you please help me out?

ASSISTANT: Sure, I will help you. May I know your travelling dates, please?

USER: sure, my planned travelling dates are Apr 18 and Apr 20.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a flight with 1 connection.

ASSISTANT: May I know about your other specifications regarding your journey?

USER: Sure, my return time must be in morning.

ASSISTANT: Let me know your good name to proceed further.

USER: Sure, my name is Jacob Wright.

ASSISTANT: Sorry to say that, we have not found any flights running on your desired routes.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for choosing us, have a great day.