You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Harris.

ASSISTANT: How can I help you now?

USER: Can you change my recent reservation for me, so I can go to my hometown next week?

ASSISTANT: Sure, I will help you with that. I found your reservation, may I know the travelling dates please?

USER: Ok. Thank you. My travel dates are 03/04 and 03/06 respectively.

ASSISTANT: Ok, may I know the airport code please?

USER: My airport codes are AUS to BOS.

ASSISTANT: Ok, please wait for a while.

USER: Yes, I will wait for your response.

ASSISTANT: Thank you for waiting, there is a flight 1005 in AA airline has the price 100. Can I proceed with this booking?

USER: Sure, book it for me.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us, have a nice day.