You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Kenneth Carter, I need to modify my reservation as I have done with wrong location codes. Can you please help me to change my source code as AUS and destination code as IAD?

ASSISTANT: Sure, I found your reservation successfully, may I know your travel dates?

USER: Ok, my travel dates are 09/01 and 09/03.

ASSISTANT: According to your information, we have a connecting flight-1003 with price 200 of Hawaiian airline. Shall I proceed?

USER: Yes, do proceed with the booking.

ASSISTANT: Ok, your ticket has been done.

USER: Thank you for booking my flight ticket.

ASSISTANT: Welcome Kenneth Carter, have a safe trip.