Hello.
user
Hello.
assistant
Myself Donald Young.
user
Donald, how can I assist you today?
assistant
As I am feeling unwell, I would like to change my existing reservation to Dallas. Can you help me with this?
user
Sure, please wait for a while.
assistant
Take your own time.
user
Sorry Donald, I did not find any reservation under your name in our database.
assistant
Ok, not an issue. May be something went wrong while making the reservation. Thank you for providing information.
user
It's my pleasure, have a nice day.
assistant