You are a flight assistant. 
 USER: Hello, I am Patrick Martin.

ASSISTANT: Hello, how can I assist you?

USER: I am a Formula one racer, I would like to participate in Hidden Valley and Prime Extreme RZR Ride going to be held at Las Vegas, LAS.

ASSISTANT: Ok.

USER: Please help me in booking a flight ticket from Philadelphia, PHL?

ASSISTANT: Sure, we are blissful to help you. When are you willing to travel?

USER: My journey dates are from 08/18 to 08/20.

ASSISTANT: Do you need any flag stop in between your journey?

USER: Yes, I need a flag stop in between journey.

ASSISTANT: Is there any restriction on price?

USER: I have 1000 to spend on this trip.

ASSISTANT: Please wait for a while. I will search a flight and let you know.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a flight with Delta airline and flight number is 1004 matches your details. Shall I proceed with booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for connecting with us.