You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Roberts White, I plan a trip to Philadelphia to visit Rocky Steps on 03/29. Help me to book a flight for me.

ASSISTANT: Sure, please share me your airport codes?

USER: My source point is NV-LAS and destination point is PA-PHL.

ASSISTANT: Do you have any specifications?

USER: My budget is 200 for flight ticket. I need a halt in between the flight journey.

ASSISTANT: Can I know your departure date?

USER: I will return on 03/31.

ASSISTANT: Please wait for few minutes.

USER: Sure.

ASSISTANT: We found a 1024 Spirit airline with single connection and price of 200.

USER: It is good for me, please proceed with booking.

ASSISTANT: Shall I proceed with booking? Your ticket has been booked.

USER: Thank you for booking the flight ticket.

ASSISTANT: Thank you for reaching us.