Hello.
user
Hello. How may I help you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, may I know your name for checking with your details.
assistant
My previous reservation has done with my name Alexander Taylor.
user
Please wait a moment.
assistant
Sure.
user
Thank you for waiting. Sorry, there are no active reservations on your given name to change.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you for reaching our service.
assistant