Hi.
user
Hello, how may I assist you today?
assistant
Due to sudden change in my trip to another location, I would like to do some changes in existing my reservation. Can you please help me out?
user
Sure, I am here to help you.
assistant
Thank you.
user
May I know your good name for checking previous reservation in our database?
assistant
Samantha Allen here.
user
Sorry to inform you that, there is no reservation found as per your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us with a query.
assistant