Hello, I am Lisa Williams.
user
Hello, how can I assist you for the day?
assistant
I am going to enjoy my holiday trip in the Redwood Regional Park with my colleagues at Oakland, OAK. Will you help me in booking a flight ticket?
user
Sure, let me know your journey dates.
assistant
My journey dates are from 09/01 to 09/03.
user
May I know your source point?
assistant
My source is from Washington, IAD.
user
Ok, please be on hold.
assistant
Sure.
user
Thanks for being on hold, no flights were found based on your schedule.
assistant
No problem, thank you for the information.
user
Thank you for picking us.
assistant