You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Can you please help me to book a flight ticket from ORD to DFW?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Thank you. My planned journey dates are Feb 21 and Feb 23.

ASSISTANT: Ok, please let me know your good name.

USER: My name is Shirley Robinson.

ASSISTANT: Are you looking for any connecting flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: UA airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: I am ok with this flight, please proceed with the ticket booking.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1012.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us, have a great journey.