Hello.
user
Hello, how can I help you today?
assistant
I am Steven Lewis. I would like to change my existing reservation, due to examination schedule postponed. Can you please help me?
user
Sure, I am here to help you. Please stand by.
assistant
Ok, I will wait for your response.
user
Thanks for waiting, we found a reservation on your name. Please specify your travelling dates?
assistant
My travelling dates are 03/27 and 03/29.
user
Help me with your airport codes?
assistant
My airport codes are DEN and EWR.
user
Thanks for your details, there is no flight found on your desired routes.
assistant
That's ok, no problem. Thank you for checking.
user
Thank you for reaching us.
assistant