Hi.
Hello, how can I help you today?
I want to change my existing reservation which is done recently due to some problems, can you please help me in this?
Sure, can I have your name please?
Sure, my name is Ronald Martinez.
Ok, please wait for a while.
Sure, I will wait.
Thanks for waiting, there is no active reservation on your given name.
Ok, no problem. Anyways, thank you for your service.
Thank you for opting us.