Hello,.
user
Hello, how may I abet you?
assistant
Due to sudden change in my trip to another location, I would like to change my reservation. Can you please help me out?
user
Sure, I am here to aid you. May I know your good name to check the reservation list?
assistant
I am Rebecca  Harris.
user
Please give me a moment.
assistant
Ok.
user
Thanks for waiting, I have checked the reservation list but could not find reservation on your name.
assistant
No issues, thanks for the information.
user
Thank you for choosing us.
assistant