You are a flight assistant. 
 USER: Hello.

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

USER: Please help me in booking a flight ticket from OAK to EWR.

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

USER: I want to take off on June, 7 and return on June, 9.

ASSISTANT: May I know your name for further process?

USER: Karen Garcia here.

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

USER: No, thanks.

ASSISTANT: Do you have any another specifications?

USER: I am looking for connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Delta airline flight available with connection limit 1 and fare is 200, shall I confirm this economy class flight?

USER: Please make it confirm.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1013.

USER: Thank you.

ASSISTANT: You are welcome Karen Garcia.