You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you  at this moment?

USER: Please help me to book a flight ticket from ORD to DTW.

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

USER: My journey dates are from Apr, 04 to Apr, 06.

ASSISTANT: Ok, please let me know your preferable timings of your journey.

USER: I need to depart in the afternoon.

ASSISTANT: Do you have any other specifications?

USER: I need a single connecting flight.

ASSISTANT: Can I have your good name please?

USER: Kevin Hernandez.

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

USER: Please proceed.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1011.

USER: Thank you.

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