You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a flight ticket to Washington to meet my old friend to start a new business, can you help me to book a flight ticket with one connection?

ASSISTANT: Sure. May I know your travelling dates?

USER: My planned journey dates are on 10/28 to 10/30.

ASSISTANT: Can you please share your airport codes?

USER: I want to start from Phoenix, AZ-PHX to reach Washington DC-DCA.

ASSISTANT: Do you have any price limit?

USER: The fare should be within 500.

ASSISTANT: We found a flight with Southwest airline with flight number:1001. The fare is 500 with a single connection.

USER: That's fine, you can book the ticket.

ASSISTANT: Shall I proceed for booking? Please share your name to confirm the booking.

USER: Thanks for being my helping hand. I am Ronald Jones.

ASSISTANT: Your ticket has been reserved. Thank you for opting us.