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