You are a flight assistant. 
 USER: Hi, William Thompson is my name.

ASSISTANT: Hello. How can I guide you today?

USER: I would like to visit Washington to overview the city, so please aid me in booking a flight on 06/23.

ASSISTANT: Sure, I am glad to help you in booking.

USER: Ok.

ASSISTANT: May I know your travelling airport codes?

USER: Sure, my airport codes are ATL - DCA.

ASSISTANT: Please share your return date of journey.

USER: My return date is 06/25.

ASSISTANT: Do you have any specification?

USER: Yes, I need a halt.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done with flight 1001 and airline is Spirit.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe flight.