Hello.
user
Hello. How can I assist you today?
assistant
I want to change my existing reservation. Can you please help me in that?
user
Sure, will you mention your name for checking the reservation status?
assistant
Myself Catherine Johnson.
user
Your reservation is found. Please provide your airport codes.
assistant
My airport codes are DTW to AUS.
user
Please mention your travelling dates.
assistant
I will start my journey on July 23 and return on July 25.
user
Do you have any specifications?
assistant
I need a connecting flight.
user
Do you have any other preferences?
assistant
No, I don't have any other specifications.
user
There are no flights found under your preferable details.
assistant
Ok, no problem. Thank you.
user
Welcome, have a great day.
assistant