You are a flight assistant. 
 USER: Hello. I am Anna Mitchell.

ASSISTANT: Hello, how may I be there for you?

USER: I need to book a flight ticket from DCA to LAX, can you please help me for booking?

ASSISTANT: Sure, may I know your planned dates of journey?

USER: I would like to travel on 06/30 to 07/02.

ASSISTANT: How much fare are you expecting?

USER: I can pay up to 500.

ASSISTANT: Do you need a lay by?

USER: I need a connecting flight.

ASSISTANT: JetBlue airline with flight number 1003 is going on your way and the fare is 100. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for picking us.