You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dorothy Rodriguez. I want a flight with 1 connection. Can you book a ticket with price 500? I want to enjoy at Pike Place at Seattle.

ASSISTANT: Sure. May I know your airport codes, Please?

USER: My journey points are from DCA to SEA.

ASSISTANT: May I know your travel dates, Please?

USER: My journey dates are from 10/26 to 10/28.

ASSISTANT: We are very happy to inform you that, We found a flight with airline:Delta matching your requirements. Flight number is 1029. Price of the ticket is 100.

USER: Sure, Proceed booking.

ASSISTANT: OK. Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, For choosing us to make your ticket booking. Have a great journey.