You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Raymond Parker.

ASSISTANT: How may I assist you?

USER: I have to attend a cultural program at Dallas, will you please help me out with ticket booking?

ASSISTANT: Sure, can you please provide your airport codes?

USER: I want to depart from AUS and return from DFW.

ASSISTANT: Ok, may I know your trip dates please?

USER: My planned dates of journey are 03/02 and 03/04.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight for you with 1003 in UA airline.

USER: Ok, please go for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for approaching us.Have a nice day.