Hello.
user
Hello. How may I assist you?
assistant
I am Patrick Evans. I am planning to change an existing reservation, due to health issue. Can you please change my ticket?
user
Sure, I can do that for you.
assistant
Thank you.
user
Please wait for a moment, I will check your reservation status and get back to you.
assistant
Sure, I will wait.
user
Evans, I have not found any reservation by your name in our database.
assistant
That's fine. Thank you for your service.
user
You are welcome, thank you very much for choosing us.
assistant