You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can serve you the best today?

USER: I am Ashley Garcia. I want to attend a sports live event in Los Angeles CA - LAX, so please help me in booking a flight ticket from DC - IAD.

ASSISTANT: Sure, we are happy to help you. May I know your scheduled travel dates?

USER: I would like to fly on 02/19 and return on 02/21.

ASSISTANT: At what price range do I need to book your ticket?

USER: I can afford up to 200.

ASSISTANT: Frontier airline is running 1017 flight on your route with fare 100. Shall I make it confirm?

USER: You can proceed to booking.

ASSISTANT: Ok, your booking has been successful.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us, have a nice day.