Hello, I am Laura Young.
user
Hello, How can I help you?
assistant
 I am going to enjoy my holiday trip in the Redwood Regional Park with my colleagues, which is at Oakland, OAK. Please help me with a connecting flight.
user
Sure, May I know the source code?
assistant
My source code is SFO.
user
Please help me with your travel dates.
assistant
My travelling dates are from 02/1. From 02/13 to 02/15.
user
Please wait a minute.
assistant
Ok.
user
Thank you for waiting, we did not find any flights matching your credentials. Thank you for choosing us.
assistant
Non issues, thank you.
user