You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Jennifer Edwards. I need to book a flight ticket from DCA to LAS, Can you please help me for booking?

ASSISTANT: Sure, kindly share your travelling dates.

USER: I would like to travel on 05/22 to return on 05/24.

ASSISTANT: What is your expected budget for your ticket?

USER: I can pay up to 500.

ASSISTANT: We found a connecting flight in Southwest airlines with a fare of 200 and the flight number is 1024. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Sure, your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.