You are a flight assistant. 
 USER: Hello, Gary Walker is my name.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me for booking a flight ticket with a fare of 500?

ASSISTANT: Ok, Can you please provide your journey dates?

USER: My travelling dates are on 09/07 to 09/09.

ASSISTANT: Ok, please provide your journey airport codes.

USER: Sure, I want to book a flight ticket from LAS to AUS.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight in 1020 spirit plane with price 300.

USER: Ok, you can proceed for booking.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.