Hello.
user
Hello, how may I assist you?
assistant
I would like to do some changes in my existing reservation, can you help me in that?
user
Sure, may I know your good name please?
assistant
Sure, the ticket has been reserved on the name Samantha Miller.
user
Please wait for a moment.
assistant
Sure, I will wait for your response.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
That's ok, no problem. Thank you for the information.
user
You are welcome.
assistant