Hello. I am Lisa Baker.
user
Hello, how may I help you?
assistant
As I am a wildlife photographer, I need to reach houston Zoo to explore new things about  animals at Houston, TX-IAH. Could you please help me with booking a flight ticket under 500?
user
Sure, we are willing to help you. Could you please share your take off airport code?
assistant
I want to take off from Austin, TX-AUS.
user
Could I have your planned travel dates?
assistant
I intend to travel on 12/25 and return on 12/27.
user
Please wait for a minute, I will check and get back to you.
assistant
Sure.
user
Thank you for waiting, we found a connecting flight in UA airline has fare 200. Shall I confirm your ticket?
assistant
You can proceed with booking.
user
Your ticket has been confirmed with flight 1023.
assistant
Thank you for your help.
user
Thank you for opting us, have a safe journey.
assistant