Hi.
user
Hello.
assistant
I am Brenda Hill.
user
How may I assist you today?
assistant
I want to change an existing reservation due to sudden change in my trip. Can you help me?
user
Please wait a moment, let me check with yor details.
assistant
Thank you. Ok.
user
Sorry, there are no active reservations on your name to change.
assistant
No issue. Thank you.
user
Thank you for reaching our service.
assistant