You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this evening?

USER: I have to attend a music concert at Phoenix, can you please help me to book the flight ticket from AUS to PHX?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, I will depart on 09/19 and also book the return ticket on 09/21.

ASSISTANT: May I know your name?

USER: My name is Gary Taylor.

ASSISTANT: Here is a flight ticket with 1 connection and AA as airline. Shall I proceed?

USER: That's great! You can book the ticket for me.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you so much for your help.

ASSISTANT: Thank you for opting our agency service.