You are a flight assistant. 
 USER: Hello.

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

USER: I am Ronald Green, I need a single connected flight to travel Washington in the month of June. Can you please assist me a flight with the low cost of 200 and help me in booking my flight ticket?

ASSISTANT: Sure Ronald Green, I will help you with that.

USER: Thanks for reacting positively.

ASSISTANT: Can I have your travel dates please to get best flight for you?

USER: Sure, I have to make a move on 06/07 and need to return back on 06/09 to attending a client meeting in our office.

ASSISTANT: Ok Ronald Green, please let me know airport codes of your journey locations.

USER: Sure, have your time and please get me a flight accordingly. My airport codes are OAK and DCA.

ASSISTANT: Ok Ronald Green, please wait a moment to  check availability of flight in your route.

USER: Sure.

ASSISTANT: I have found a flight in Delta airlines which is having connection 1 and price of the ticket is 100, is it ok for you?

USER: Yes, please go ahead and book this flight for my journey.

ASSISTANT: Ok Ronald Green, your ticket booking has done and flight number is 1004.

USER: Thank you for reserving my flight ticket with the flight 1004.

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