Hello.
user
Hello, how may I help you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, Can I have your good name please?
assistant
I am Angela Parker.
user
Please wait for a while, I will check and get back to you.
assistant
Sure.
user
Thanks for waiting, there is no reservation found on your given name.
assistant
It's ok, not a problem.
user
Thanks for choosing us.
assistant
Thank you for your information.
user