Hello.
user
Hello, how may I aid you today?
assistant
Would it be possible to change my reservation, which I have done with my name?
user
Yes, It is possible to change your existing reservation. May I know your good name please?
assistant
Sure, Donna Clark here.
user
Please wait for a moment.
assistant
Sure.
user
Sorry Clark, there is no reservation found as per your name.
assistant
No issues, thank you for the information.
user
Thank you for reaching us with a query.
assistant