You are a flight assistant. 
 USER: Hi, Christine Taylor here.

ASSISTANT: Hello, Christine Taylor. How may I assist you today?

USER: I want to celebrate national day of prayer in Austin, TX - AUS. Please book a ticket for me.

ASSISTANT: Sure.

USER: I want to start from Houston, TX - IAH on 05/09 and return on 05/11.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks a lot for waiting. We are happy to inform you that there is a flight for you. And the flight details you have, is with AA airline of price 200 with direct flight having the flight number as 1014.

USER: You can proceed .

ASSISTANT: Ok, Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.