You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I am Brandon Nelson from Washington. I am planning to go for round trip to Washington, DC - IAD, can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. When you have planned to depart and arrive?

USER: I would like to fly on 07/20, return on 07/22.

ASSISTANT: Will you prefer a lay by in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available with fare 100 and single connection in Spirit airline. Flight number is 1025 and it is of economy class.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for approaching us.