You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am David Parker. I got an offer to watch a live event, help me with booking a flight ticket with price within 200?

ASSISTANT: Ok, please provide me your travel dates.

USER: My travelling dates are from 11/10 and 11/12.

ASSISTANT: Can I have your airport codes please?

USER: My airport codes are from PA-PHL to MI-DTW.

ASSISTANT: We found a connecting flight with price 100, flight number is 1021. Shall I proceed for booking with Delta airlines?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.