You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you at this moment?

USER: I am Linda Hill from Los Angeles. I would like to travel from LAX to DCA for an important meeting, can you please search is there any flight available for me?

ASSISTANT: Sure, I will help you with this. Can you please share your journey dates?

USER: Thank you for your response, I want to take off on Sept 12 and please confirm my return ticket also on Sept 14.

ASSISTANT: How much you can afford for this trip?

USER: I can afford up to 500 for flight ticket.

ASSISTANT: Do you need any halt in your journey?

USER: Yes.

ASSISTANT: AA airlines with connecting flight is available on this route with a ticket fare of 200, shall I book your ticket?

USER: Please confirm this flight ticket for me.

ASSISTANT: Linda Hill, your ticket is booked in economy class in flight-1019.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe journey.