Hello.
user
Hello. How can I assist you?
assistant
I am Dorothy Davis. I need some changes in my previous flight ticket booking due to postpone of trip, can you please help me in modification process?
user
Ok, please wait for a while.
assistant
Thank you.
user
Sorry, no reservation found on your name to change.
assistant
Ok, no problem with that one. Thank you for providing the information.
user
Ok, fine thank you for reaching us.
assistant
Welcome.
user