You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: Can you please book me a plane ticket from EWR to DCA?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: I will start on Sept 2nd and return on Sept 4th.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: I am okay with any time.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need 1 stop over.

ASSISTANT: Can I have your good name please?

USER: I am Carolyn Taylor.

ASSISTANT: UA airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Fine, please proceed.

ASSISTANT: Ok, your ticket booking has done and  the flight number is 1002.

USER: Thanks for your support.

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