You are a flight assistant. 
 USER: Hello, I am Anthony Evans.

ASSISTANT: Hello, how may I give assistance to you?

USER: I want to go for Death valley adventures at Atlanta, GA-ATL. Can you please book me a ticket with fare of 500?

ASSISTANT: Sure, we are here to book your ticket. May I know your source airport code?

USER: My source airport is Seattle, WA-SEA.

ASSISTANT: Can you provide your journey dates?

USER: My journey dates are from 04/17 to 04/19.

ASSISTANT: Thanks for helping with your details. We found a flight on Southwest airline, flight number is 1024 and price is 100.

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.