Hello.
Hello. How can I help you?
My name is Gregory Collins.
I hope your doing well Collins.
I planned a trip to New York, but unfortunately there is heavy snowfall in New York.
Ok.
So I want to change my existing reservation.
Sure, please wait let me check your reservation details.
Ok.
Sorry, there is no reservation found by your name.
That's ok, thanks for your information.
Thank you and have a nice day.