Hi,.
user
Hello, how can I help you at this moment?
assistant
I am Richard Harris.
user
Ok.
assistant
I need to change my existing reservation due to change in my round trip. Will you help me in changing my reservation?
user
Sure, I am here to help you. Please hold on.
assistant
Thank you. Sure.
user
Sorry, no reservation found on your name.
assistant
Ok, thank you for sharing the information.
user
Thank you for approaching us.
assistant