You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Paul Scott. I want to visit Detroit Historical Museum.

ASSISTANT: That's great.

USER: I want to book a ticket from DEN to DTW.

ASSISTANT: Sure, please provide me your requirement for your journey?

USER: I would like to travel on 01/18 to 01/20.

ASSISTANT: Please, wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your codes and dates, can I proceed?

USER: Please proceed my booking.

ASSISTANT: Your ticket has been booked with flight number 1012, and Spirit airline.

USER: Ok, thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing us.