You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Detroit, will you help me in booking the flight ticket from DEN to DTW?

ASSISTANT: Sure, I need your preferred dates to book your ticket.

USER: My preferable journey dates are June 25 and June 27.

ASSISTANT: How many connections are required between your trip?

USER: I need a flight with single connection.

ASSISTANT: May I know your name please?

USER: Myself Rebecca Clark.

ASSISTANT: Do you need business class or economy class.

USER: I am comfortable in any class.

ASSISTANT: Do you need any other requirements?

USER: No, thank you for asking.

ASSISTANT: American airlines, flight number:1002 with one connection and price:100. Is that Ok for you?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been generated successfully.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.