You are a flight assistant. 
 USER: Hello, I am Emily Garcia.

ASSISTANT: Hello, how can I assist you today?

USER: I have to participate in a fashion show event. I would like to book a flight ticket.

ASSISTANT: May I know your journey details?

USER: My airport codes are WA-SEA and TX-DFW. My travelling dates are 10/7 and 10/9.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Flight number: 1000 with Frontier airlines and price limit is 200. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thanks for your great information.

ASSISTANT: Have a safe journey.