You are a flight assistant. 
 USER: Hello.

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

USER: I need to book my ticket from Washington. Could you please help me with booking a flight ticket from DCA to OAK?

ASSISTANT: Ok, I am here to help you with that. Can I know your planned trip dates?

USER: My planned trip dates are from Sept 10 to Sept 12.

ASSISTANT: May I know your good name?

USER: Sure, myself Raymond Robinson.

ASSISTANT: Is there any other specifications? Ok, wait for a minute.

USER: I need a connecting flight in my journey. Sure, I will wait for your response.

ASSISTANT: The Frontier airlines are providing a flight having a connection limit 1 and the ticket fare of 100. Can I proceed with the ticket booking?

USER: Yes, please proceed with that ticket booking.

ASSISTANT: Your flight ticket is confirmed in an economy class and the flight number 1007.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.