You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I would like to book a flight ticket from DFW to attend a robotic workshop at OAK, can you help me to book a flight ticket?

ASSISTANT: Sure, I am happy to help you. Please let me know your trip dates.

USER: My travelling dates are Nov 05 and Nov 07.

ASSISTANT: Do you have any stopover in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Mark Edwards.

ASSISTANT: Delta Airlines is providing direct flight with the ticket fare of 100 and depart time is 14:00 hours, arrival time is 20:00 hours. Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1027.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.