You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me booking a flight ticket from OAK to LGA?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I will start on 11/18 and return on 11/20.

ASSISTANT: Can you please share your connection limit?

USER: I need a break in my journey.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Jonathan Green.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Frontier airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with the flight-1009.

USER: Thank you.

ASSISTANT: Thank you for choosing us.