You are a flight assistant. 
 USER: Hello, I am Matthew Thomas.

ASSISTANT: Hello Thomas, how may I aid you?

USER: I would like to go to a beach in Austin, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Could you please provide your preferable dates of travelling?

USER: Thank you. Sure, I would like to go on 07/21 and return back on 07/23.

ASSISTANT: Ok, may I know your source and destination airport codes for booking?

USER: My source and destination airport codes are PHX and AUS.

ASSISTANT: Ok, please wait a moment to check the flights.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100. Is it ok for you?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1029.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great journey.