You are a flight assistant. 
 USER: Hello, I am Timothy Lewis.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket to attend my niece's birthday party at IAD from ORD. Can you help me in this?

ASSISTANT: Sure, I am happy to help you. Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: What are your planned trip dates?

USER: My trip dates are from 08/23 to 08/25.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found Southwest airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: Please proceed to book.

ASSISTANT: Your ticket has been confirmed with airline number 1006.

USER: Thank you for your response.

ASSISTANT: Thank you for choosing us, Have a safe flight.