You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello!. May i know your name.

USER: I am Justin Smith .

ASSISTANT: OK,tell me how may I assist you?

USER: I need to book a flight ticket . From DTW to AUS .

ASSISTANT: Ok,can you please tell me your journey codes and dates of your journey?

USER: On 02/7 to 02/09 . My costing is 1000. connection is 1.

ASSISTANT: As per your requirements there is a flight for you with Num:1005.

USER: OK please confirm my booking .

ASSISTANT: OK, thank you! your  your ticket has been confirmed.

USER: Thank you .