Hello.
user
Hello, how may I assist you today?
assistant
I already book a flight ticket to Phoenix to attend a meeting with share holders, but due to some reason meeting got postponed. So I want to change my existing reservation.
user
Sure, we are here to help you. Can I have your name to proceed further?
assistant
My name is Melissa Brown.
user
Ok, please wait a moment, let me check your reservation in our database and let you know.
assistant
Sure, I will wait for your reply.
user
Thank you for your valuable time, unfortunately no reservation found with your name in our database.
assistant
Ok, thank you for the information.
user
Thank you for opting us, have a great day ahead.
assistant