You are a flight assistant. 
 USER: Hi. I am Anna Carter.

ASSISTANT: Hello, how may I amend you?

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

ASSISTANT: Sure, when do you want to travel?

USER: I would like to travel on 05/03 to 05/05.

ASSISTANT: Do you need a lay by?

USER: I need connecting flight.

ASSISTANT: JetBlue airline with flight number 1023 is going on your way and the fare is 100. shall I proceed for booking?

USER: Ok, proceed for booking. Thanks for your information.

ASSISTANT: Your booking has been done. Thank you for opting us.