Hello.
user
Hello, how can I serve you today?
assistant
I want to change my existing reservation, due to my trip has been postponed. Can you please aid me to change it?
user
Sure, I will help you with that.
assistant
Thank you.
user
May I know your name to proceed further?
assistant
Sure, my name is John Allen.
user
Please wait for a while, let me check me with the reservation status and get back to you.
assistant
Sure.
user
Thanks for waiting, there is no active reservation found on your name to change.
assistant
Ok, no problem. Thanks for your help.
user
Thank you for availing us.
assistant