Hello, I am Anna Scott.
Hello, can you please tell me how can I assist you?
I need to change my recent existing reservation due to some health issues. Could you please help  me in doing that?
Ok, please wait I will search and let you know.
Sure.
Ok, Scott your reservation has been found. Can you please tell me your travel dates?
My new travelling dates are 09/15 and return on 09/17.
May I know your travel codes?
My airport codes are JFK and LAS.
Can you please tell me your fare limit?
Price should be below 5000.
I have  searched a flight ticket for you with single connection and flight number is 1000, Shall I proceed?
You can proceed with booking.
Ok, your ticket has been confirmed.
Thank you for helping me.
Thank you for reaching us.