Hello.
user
Hello, how can I assist you?
assistant
My trip has been postponed and now I want to change my reservation. Can you please help me?
user
Sure, may I know your good name please?
assistant
My name is Edward Lopez.
user
Sorry, there is no reservation found on your name in our data base to change.
assistant
No problem, thank you for checking.
user
Thank you for approaching us.
assistant