You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you help me to book a flight ticket from EWR to OAK?

ASSISTANT: Sure, please provide me your journey dates.

USER: I would like to take off on 23 Sep and return on 25 Sep.

ASSISTANT: Do you need any connection limit?

USER: I want a connecting flight.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Donna Walker.

ASSISTANT: Delta Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 19:00 hours and arrives at 6:00 hours, shall I book your ticket in this flight?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in flight 1023.

USER: Thanks for helping me.

ASSISTANT: Thank you for opting us.