You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Please assist me in booking a flight ticket from OAK to ATL.

ASSISTANT: Sure, can you please provide your planned travel dates?

USER: My trip is in Nov from 2nd to 4th.

ASSISTANT: May I know your name please for booking purpose?

USER: I am Edward Lee.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: I prefer to board a single connecting flight.

ASSISTANT: May I know your class preference?

USER: I am comfortable to travel in any class.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: I found an economy class in United Airlines with fare 100 and it is a direct flight. Can I book your ticket?

USER: Yes, please book it.

ASSISTANT: Ok, your booking is confirmed with flight number 1017.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, hope you visit us again.