Hello.
user
Hello. How can I help you?
assistant
I am Joseph Brown. I want to change my existing reservation, due to some health issue. Can you please help me out?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Please give me a moment.
assistant
Ok, take your time.
user
Sorry, no reservation found on your name to change your reservation.
assistant
That's ok, no problem. Anyway thank you for checking.
user
Welcome, have a nice day. Thank you for reaching us.
assistant