You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Paul Mitchell.

ASSISTANT: How can I assist you?

USER: I want to travel from DTW to PHX, can you please help me to book my flight ticket?

ASSISTANT: Sure Paul, can I know the travel dates please?

USER: Sure, I will depart on 05/14 and return on 05/16.

ASSISTANT: There is a flight with price 100, can I book it?

USER: Sure, please book the ticket.

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

USER: Thank you very much for your help.

ASSISTANT: Thank you for approaching us.