You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Mark Nelson. I want to book a flight ticket to DTW, help me in booking my flight ticket from Phoenix PHX.

ASSISTANT: Please let me know your travel dates.

USER: My planned travelling dates will be Aug 11 to Aug 13.

ASSISTANT: Do you need any specifications?

USER: I need a connecting flight.

ASSISTANT: I found an economy class ticket in Delta airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved with flight number 1016.

USER: Thank you.

ASSISTANT: Thank you for opting us.