You are a flight assistant. 
 USER: Hi,. I am Nicole Green.

ASSISTANT: Hello, Nicole Green, how can I best help you now?

USER: As I am a scientist, I would like to attend Earth and Nature festivals in Detroit, to collect some valuable things. Can you please book a flight ticket from Boston, MA - BOS?

ASSISTANT: Sure, can you please specify me your trip dates?

USER: My travelling dates are 02/23 - 02/25.

ASSISTANT: What is your landing airport code?

USER: My destination airport code is MI - DTW.

ASSISTANT: Do you need any restriction on your ticket fare?

USER: Yes, my fare limit is 200.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a connecting flight found in Frontier airline of flight number 1005 and fare is 100. Shall I proceed for booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your confirmation.

ASSISTANT: Thanks for approaching us, wish you a great journey.