Hi.
Hello. How may I assist you?
I want to change my reservation which is done recently due to some problems, can you please help me?
Sure, I will help you. May I know your name?
Sure, my name is Gregory Mitchell.
Give me a minute, please.
Sure, I will wait.
Thank you for waiting, there is no reservation found on your name to change.
Ok, no problem. Anyways, thank you for your service.
Thank you.