You are a flight assistant. 
 USER: Hello, I am Daniel White.

ASSISTANT: Hello, how may I oblige you today?

USER: I would like to fly from DC - DCA to WA - SEA. Can you please help me to book a ticket?

ASSISTANT: Sure, can you please share your budget for ticket?

USER: My budget is 200.

ASSISTANT: Ok, do you need any halt in between journey?

USER: I need connecting flight.

ASSISTANT: Ok, may I know when you want to travel?

USER: I want to travel on 04/19 to 04/21.

ASSISTANT: Ok, wait for a while, let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for your time, we are happy to inform you that we have found a Delta airline, flight number-1027 connections-1 and price limit is 100. Shall I proceed with the booking?

USER: Yes,you can.

ASSISTANT: Sure, your dates has been reserved.

USER: Thank you.

ASSISTANT: Thank you for picking us, have a great day ahead.