Hi.
user
Hello. How may I assist you now?
assistant
Can you please help me to change my reservation?
user
Sure, I am glad to help you with that.
assistant
Thank you.
user
Can I know your name to check your previous reservation?
assistant
Christopher Turner here.
user
Please wait a moment to check.
assistant
Sure, take your time.
user
We regret to inform you that, there is no reservation found on your name in our records.
assistant
That's ok, thank you for checking.
user
Thank you for approaching us, have a great day.
assistant