Hello, I am Robert Lee.
user
Hello. How can I help you out today?
assistant
I want to change an existing reservation, can you give assistance to me?
user
Sure. Please wait a while.
assistant
My reservation departs from Seattle, WA - SEA and returns from New York, NY - LGA. OK,.
user
Unfortunately , there is no reservation found with this name.
assistant
OK,.
user
Thank you.
assistant