Hi.
user
Hello. How may I help you?
assistant
Due to sudden change in my trip to another location, I would like to do some changes in existing my reservation. Can you please help me out?
user
I will help you please share your name?
assistant
Mary Adams.
user
There is no active reservation found under your name to amend it.
assistant
That's ok, thank you for checking.
user
Thank you for choosing us.
assistant