Hello. I am Brian Martinez.
user
Hello, how can I assist you?
assistant
I want to change my existing reservation, can you please help me with this?
user
Ok, I will help you with that. Please can you wait a moment?
assistant
Sure, take your time.
user
Thank you for waiting as I had done a search I did not find your name in our reservation sheet.
assistant
Ok, no problem. Thank you for your time.
user