Hello. I am Helen Moore.
user
Hello. How may I assist you?
assistant
Please help me in booking a flight ticket from OAK to DTW.
user
Sure, may I know your travel dates?
assistant
I want to take off on Mar, 4 and return back on Mar, 6.
user
At what time do you like to depart and return?
assistant
My depart time should be at afternoon.
user
Do you prefer economy or business class?
assistant
I am comfortable with any class.
user
Is there any specification?
assistant
I need a direct flight.
user
Sorry, there is no flight on your details.
assistant
That's ok, no problem. Thank you.
user
Thank you.
assistant