Hi.
user
Hello, how may I guide you?
assistant
Myself Jessica Clark, I am planning to change my reservation. Can you please help me for this?
user
Sure, please wait.
assistant
Sure, I will wait for your kind response.
user
I am sorry, there are no reservations with your name in our database.
assistant
Not a big deal, anyway thank you very much for your service.
user
Thank you, have a good day.
assistant