You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I planned to meet my friend in DFW, can you please help me to book a flight ticket from ORD?

ASSISTANT: May I know your journey dates?

USER: I prefer to travel on Sep 1 and Sep 3.

ASSISTANT: Is there any connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can I have your name?

USER: I am Stephen Mitchell.

ASSISTANT: Delta Airlines providing connecting flight in the economy class with fare 100, shall I proceed for booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been confirmed with flight number 1024.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.