You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I am Michelle White. I am planning to attend a workshop at Oakland, help me in booking my flight ticket from CA-LAX to CA-OAK.

ASSISTANT: Sure, may I know your travelling dates?

USER: My departure date is 06/30, my return date is on 07/02.

ASSISTANT: Do you need any other specifications?

USER: I need a lay by in between the journey.

ASSISTANT: There is a flight found with Delta airline of flight number 1000 and fare is 100. Shall I proceed for booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us, have a nice journey.