You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from DFW to DTW to attend seminar, can you help me in booking?

ASSISTANT: Sure, provide your trip dates to book your ticket.

USER: I am departing on Sep 14 and return on Sep 16.

ASSISTANT: Please confirm your name to process further.

USER: My name is Scott Miller.

ASSISTANT: Which type of class you are comfortable with?

USER: I am ok with any class.

ASSISTANT: Do you need any break between your trip?

USER: I prefer a connecting flight.

ASSISTANT: Do you need any other requirements?

USER: I do not have any requirements.

ASSISTANT: United airlines, flight number:1001 with economy class and price:100. Is that Ok for you?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.