You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Jackson.

ASSISTANT: How can I help you at this moment?

USER: Please book me a ticket from DCA to SEA to meet my old friends.

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates for a better search of flights availability?

USER: I have planned to travel on 06/26 and 06/28.

ASSISTANT: Do you need any halt in between this journey?

USER: Yes, I need a halt.

ASSISTANT: How much you can afford for this trip?

USER: I can afford up to 5000.

ASSISTANT: UA airlines is providing direct flight services on this route with a ticket fare of 200, shall I book your ticket?

USER: Yes, please book this ticket.

ASSISTANT: Angela Jackson, your ticket is booked in flight number 1014.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.