Hello.
user
Hello. May I know your name please?
assistant
I am Gregory Thomas.
user
How can I help you Gregory?
assistant
Can you please help me out to change my existing reservation?
user
Sure, please give me a minute.
assistant
OK.
user
Sorry, there is no reservation found on your name.
assistant
OK, that's fine. Thank you for your help.
user
Thank you for reaching us.
assistant