Hello.
user
Hello, how may I aid you today from my end?
assistant
Can you help me to change my reservation because I felt sick suddenly?
user
Sure, I am here to help you out. Please provide me your name.
assistant
Raymond Gonzalez here.
user
Sorry Raymond Gonzalez,  there is no reservation on your name in our database.
assistant
No issue. Thank you.
user
Thank you for reaching us.
assistant