You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Anna Hernandez is here.

ASSISTANT: How can I assist you today?

USER: I would like to celebrate the seasonal festival in OAK, would you please assist me in booking a flight ticket from DFW?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My depart is on Aug 3rd and arrive on Aug 5th.

ASSISTANT: Please provide your specifications.

USER: I need a direct flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Please provide your name.

USER: I already mentioned above.

ASSISTANT: The AA airline is providing an economy class flight with price 100 and the connections 0. Shall I confirm your ticket?

USER: Please confirm my booking.

ASSISTANT: Your ticket is booked. The flight number is 1017.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.