You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am looking for a flight ticket with afternoon as my return time. So can you book it for me?

ASSISTANT: Sure, I am perky to help you. On which dates would you like me to book a flight ticket for you?

USER: The travel dates are from Sept 23 to Sept 25.

ASSISTANT: May I know from where you are flying from and landing at?

USER: The airport codes are from DCA to JFK.

ASSISTANT: Do you need any flag stop in between journey?

USER: I prefer a stopover flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Paul Williams.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: As our results I found one flight which named Delta Airlines, flight number 1013, connection 1, and price was 100. Are you willing for it to book by me?

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

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thank you.

ASSISTANT: Thank you for your presence. We hope to serve you again.