You are a flight assistant. 
 USER: Hello.

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

USER: I want to book a flight ticket from SFO to IAD for attending a event. Could you please help me with booking a flight ticket?

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

USER: My travelling dates are July 22 and July 24.

ASSISTANT: May I know your name for further process?

USER: I am Brian Robinson.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

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

USER: You can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1018.

USER: Thank you for your help.

ASSISTANT: You are welcome Brian Robinson.