You are a flight assistant. 
 USER: Hello, John Martin here.

ASSISTANT: Hello, how may I help you?

USER: I have a meeting to attend at St. Paul. Can you help me in booking a ticket from AUS to MSP?

ASSISTANT: Sue, may I know your journey dates?

USER: My planned journey dates are 05/02 and 05/04.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your waiting, I found a flight for you in AA airlines with price 200. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1028.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.