Hello.
user
Hello. How can I address you?
assistant
I want to change my existing reservation due to postpone of my exams, can you help me with that?
user
Sure, on which name your previous ticket has been reserved?
assistant
Barbara Walker.
user
Please give me a moment.
assistant
Sure.
user
We did not find any reservation on your given name.
assistant
Ok, no problem. Thank you for the information.
user
Thank you for opting us.
assistant