Hello. I am Dennis King.
user
Hello, how can I help you today?
assistant
Please book a flight ticket to Oakland on Aug 18th as I want to attend a flower festival.
user
Sure, may I know your return journey date?
assistant
I need to catch a return flight on 20th Aug.
user
Please share me your source point.
assistant
My source is from EWR.
user
Do you have any specifications?
assistant
Please book a flight ticket with a connecting flight, return in the evening.
user
Do you have any class preference?
assistant
No.
user
Sorry to say that, no flights were found with your given details.
assistant
Not a problem, thank you for your information.
user
Thank you for reaching us.
assistant