Hello.
user
Hello.
assistant
Richard Green here.
user
Green, how can I help you?
assistant
I would like to change my existing reservation because in my hometown I have some work, can you help me for that.
user
Sure, I can help you in changing your reservation.
assistant
Ok.
user
Sorry, we could not find a reservation by your name.
assistant
Ok, that's fine. Thank you for your services.
user
Thank you for approaching us.
assistant