Hi. I am Robert Harris.
user
Hello Robert, how may I assist you today?
assistant
As I have fallen sick suddenly due to bad weather, I would like to change my recent reservation. Can you help me?
user
Sure, I will help you with this. Sorry Harris, there is no reservation found as per your name to change your reservation.
assistant
That's ok, thank you for checking.
user
You are welcome and have a great day.
assistant