You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am Sarah Miller from Phoenix. I would like to go to Austin next week, can you please book a flight ticket for me?

ASSISTANT: Sure, I will help you out.

USER: Thanks.

ASSISTANT: May I know your travelling dates please?

USER: I want to take off on 11/04 and book my return ticket also on 11/06.

ASSISTANT: May I know your airport codes please?

USER: I want to fly from PHX and destination airport is AUS.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.