You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Can you book a flight ticket for my airport codes that is from DCA to CLT?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates?

USER: The travel dates are from May 30 to June 01.

ASSISTANT: May I know your name for further process?

USER: I am Rachel Evans.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I prefer a stopover flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: UA flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1016.

USER: Thank you.

ASSISTANT: You are welcome Rachel Evans.