You are a flight assistant. 
 USER: Hello, my name is Laura Thomas.

ASSISTANT: Hello, how may I render you?

USER: I am planning to go for a shopping in Barton Creek Square at Austin, TX - AUS. Can you aid me a flight ticket with the fare of 500?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: Could you please share me your planned dates of journey?

USER: Sure, 10/07 and 10/09 are my travelling dates.

ASSISTANT: Help me with the source code?

USER: I want to start my journey from Washington, DC - DCA.

ASSISTANT: Thank you for your details, we found a flight in an airline Spirit, number:1003, connection:1. Shall I confirm your ticket?

USER: Please proceed to book.

ASSISTANT: Your flight ticket is done with the booking.

USER: Thanks for your service.

ASSISTANT: Thank you for approaching us. Have a safe flight.