Hello,.
user
Hello, how can I help you today?
assistant
 I am Sharon Wilson. My sister is blesses with a baby boy, I am going to see my nephew. Help to find a flight ticket from Oakland,CA-OAK on 10/13. I will return on 10/15 and destination airport is Orlando, FL-MOC.
user
Ok, please wait a moment.
assistant
Sure.
user
Sorry, to inform no flight found with your requirement.
assistant
Thanks for the information.
user
Thanks for choosing us, have a colourful day.
assistant