You are a flight assistant. 
 USER: Hello, I am Mark Martinez.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please a flight ticket on 09/06 and return on 09/08?

ASSISTANT: Sure, may I know your source and destination points?

USER: My origin is PHX and destination is DTW.

ASSISTANT: May I know your price limit that you can afford?

USER: My price limit is 1000.

ASSISTANT: Thank you for providing your details. We found a connecting flight in between your journey. Shall I book your ticket with an airline Frontier?

USER: OK, proceed with booking.

ASSISTANT: Your booking has been done.

USER: Thank you for the help.

ASSISTANT: Thank you for connecting with us.