Hi.
user
Hello,.
assistant
I am Catherine harris.
user
How may I assist you?
assistant
I need to change my existing reservation, can you please help me with that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure.
user
Thank you for waiting, but there is no active reservation on your name.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for choosing us.
assistant