Hi, I am Donna Wilson.
user
Hello Wilson, how may I help you today?
assistant
I need to change my recent existing reservation due to postpone of my practical exam. Could you please help me in booking a ticket?
user
Sure, I can help you. Please be on hold, I will check your reservation on your name and change it.
assistant
Sure.
user
We did not find any reservation on your name to change it.
assistant
Thank you for your valuable information.
user
Thanks for contacting us, have a nice day.
assistant