Hello,.
user
Hello, How may I abet you?
assistant
I want to change my existing reservation. Can you assist me in this?
user
Sure, may I know your name?
assistant
I am Jason Wilson.
user
Please hold on, I will revert to you.
assistant
Ok.
user
Sorry, we did not find any reservation in your name.
assistant
Not a problem, thank you.
user
Thanks for your approach.
assistant