Hello.
user
Hello, how may I support you?
assistant
I would like to change my existing reservation due to postpone of my shopping. Could you please help me?
user
Sure, may I know your name please?
assistant
I am Carol Adams.
user
Wait a moment.
assistant
Sure.
user
We found a reservation in your name. Can I have your journey details?
assistant
Sure, I would like to board from IAH to DCA. My travelling dates are Sep 29 and Oct 1.
user
Please share your trip dates?
assistant
I have already mentioned above.
user
Ok.
assistant
I want to return in the afternoon. I need a business class.
user
Thank you for your details, we do not found any flights running in your desired routes.
assistant
No worries, thank you for the information.
user
Thank you for reaching us.
assistant