You are a flight assistant. 
 USER: Hello, I am Emily Carter from Charlotte.

ASSISTANT: Hello, how may I support you?

USER: I am planning to visit taste of DC Seaway tour at Washington, DC-IAD. So please help me in booking a flight ticket from NC-CLT?

ASSISTANT: Sure, when are you planning to make your trip?

USER: My journey dates are from 12/21 to 12/23.

ASSISTANT: How much can you afford for this booking?

USER: I can afford up to 5000 from my budget.

ASSISTANT: JetBlue airline with flight number 1003 is going on your route and the fare is 200. Is that fine?

USER: That's perfect airline for me, please proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your help in booking a ticket.

ASSISTANT: Thank you for choosing us.