You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can help you at this moment?

USER: Can you please book a flight ticket from SFO to DTW?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates?

USER: Thank you, my travelling dates are  Sept 21 and 23.

ASSISTANT: May I know your name for further process?

USER: My name is Matthew Anderson.

ASSISTANT: Do you have any preferences regarding timings of your journey?

USER: No, I am comfortable to travel at any time.

ASSISTANT: Do you have any another specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

ASSISTANT: UA airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Yes, please.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1002.

USER: Thank you for the assistance.

ASSISTANT: You are welcome Matthew Anderson.