You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you today?

USER: I am Jeffrey Clark. I would like to book a flight ticket to Philadelphia international Autoshow, they are exhibiting more than 200 vehicles from many branded companies. Could you please help me in booking?

ASSISTANT: Sure, can you please share your price limit?

USER: I can afford up to 5000.

ASSISTANT: Ok, please mention your boarding and landing points?

USER: My boarding and landing points are CA-OAK and PA-PHL.

ASSISTANT: Please specify your assign dates?

USER: My travelling dates are 12/14 and 12/16.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt.

ASSISTANT: Thanks for your time, we have found a Spirit airline, flight number-1006 connections-1 and price limit is 200.

USER: Please continue with booking.

ASSISTANT: Sure, your ticket has been reserved at Spirit.

USER: Thank you for your kind service.

ASSISTANT: Thank you for picking us, have a safe journey.