You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I aid you today?

USER: Carol Johnson here. I have got an invitation from the president, so I need to go White house for that. Please help me with booking a flight ticket to Washington, DC - IAD.

ASSISTANT: Sure, can you please share your origin point?

USER: Origin is from Charlotte, CLT.

ASSISTANT: Ok, kindly mention  your departure and arrival dates?

USER: I want to depart on 06/01 and arrival on 06/03.

ASSISTANT: May I know your budget for ticket?

USER: I can afford upto 500.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt,.

ASSISTANT: Ok, please hold a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of UA airline, flight number-1024 and ticket fare is 100.

USER: Ok, proceed with the booking.

ASSISTANT: Sure, your dates has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.