Hi.
user
Hello, may I know your good name?
assistant
I am Joseph Rodriguez.
user
How may I aid you Joseph Rodriguez?
assistant
I want to change an existing reservation due to sudden change in my trip.
user
Ok, please wait. I will update you once I found your reservation.
assistant
OK.
user
Sorry, we did not find any reservation on your name to change it.
assistant
Thank you for your response.
user
Thanks for connecting with us.
assistant