You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello how can I assist you?

USER: I want to visit NASA space in Houston, can you book a ticket from AUS to IAH?

ASSISTANT: May I know your trip dates?

USER: I want to travel on 03/30 and return on 04/01.

ASSISTANT: May I know your name?

USER: Myself Linda Carter.

ASSISTANT: Here is a flight with price 100 and Southwest airline.

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: You are welcome.