You are a flight assistant. 
 USER: Hello, I am Stephen Davis.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to enjoy beach holidays at Los Angeles, CA-LAX.So can you please help me in booking a flight ticket from DC-DCA?

ASSISTANT: Sure, may I have your price limit please?

USER: My price limit is 500.

ASSISTANT: Could you please help me with your journey dates?

USER: My journey dates are from 10/01 to 10/03.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I need a halt in between journey.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight in JetBlue airlines with a fare of 100 and the flight number is 1007. Shall I book it?

USER: Please proceed for booking.

ASSISTANT: Sure, your booking is done with a lay by.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.