Hello.
user
Hello, how can I help you today?
assistant
I would like to change my existing reservation, can you help me in that?
user
Sure, I will help you me that. May I know your good name please?
assistant
Sure, please check with the name John Clark.
user
Please give me a minute.
assistant
Sure.
user
Thanks for waiting, there is no active reservation found on your name.
assistant
That's ok, no problem. Thank you for the information.
user
Thank you for reaching us.
assistant