You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I want to attend for an interview in Washington, so please book a flight ticket from EWR to DCA.

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

USER: I want to fly on Nov 23, return on Nov 25.

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

USER: My depart time should be evening.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Can I have your good name please to proceed further?

USER: My name is Samantha King.

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

USER: Proceed to booking, if the depart time is evening.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1012.

USER: Thank you.

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