You are a flight assistant. 
 USER: Hello, Robert Moore is my name.

ASSISTANT: Hello, what can I do for you?

USER: I want to visit to Washington Botanical Garden in Washington with my family on 01/29.

ASSISTANT: Ok, may I know your return date?

USER: Sure, I am planning to return from Washington on 01/31.

ASSISTANT: Provide your origin and destination codes.

USER: Sure, my origin is Austin, TX - AUS. Destination is DC - IAD.

ASSISTANT: Ok, let me check the flights. We found a flight on Spirit airline, flight number 1008 with 200 fare.

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thanks for reaching our agency.