You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can aid you today?

USER: Can you please help me to book a flight ticket from Oakland to Detroit?

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

USER: Thank you. I am willing to travel on the dates of Sept 20 and Sept 22.

ASSISTANT: May I know your preferable airport code names for further process?

USER: The preferable airport codes are OAK and DTW.

ASSISTANT: May I know your name for further process?

USER: My name is Rebecca Williams.

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

USER: No.

ASSISTANT: Do you have any limits on number of connections?

USER: I prefer to travel in a single connecting flight.

ASSISTANT: Do you have any another specifications?

USER: No, thanks for asking.

ASSISTANT: Ok, please hold on a moment.

USER: OK, take your time.

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

USER: I am with this flight, please book the ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1016.

USER: Thank you for helping me.

ASSISTANT: You are welcome Rebecca Williams.