You are a flight assistant. 
 USER: Hello, My name is Brian Hill.

ASSISTANT: Hello. How can I help you?

USER: I want to visit historic heart of the American automotive industry, which is in Detroit.

ASSISTANT: Can you provide your preferable dates and airport codes?

USER: Will you please help me in booking my ticket from DEN to DTW?

ASSISTANT: Sure, I am happy to help you.

USER: Yes, my travelling dates are from 08/08 to 08/10.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: As per your requirement I found a ticket for you.The price is 100 and flight number is 1017. Can I proceed the booking.

USER: Yes, proceed my booking with that flight.

ASSISTANT: I confirm your ticket successfully.

USER: Thank you.

ASSISTANT: Thank you for contacting us.

USER: My pleasure.