You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  I am William Martin want to travel to NY-JFK to attend Food festival. Can you book  a ticket from MI-DTW?

ASSISTANT: Sure, can you please provide your budget for airfare?

USER: My budget is 500.

ASSISTANT: Do you need any halt in between your journey?

USER:  I need a connecting flight.

ASSISTANT: May I know when you are willing to travel?

USER:  My travel dates are 07/30 and 08/01.

ASSISTANT: Ok, please wait a moment.

USER:  Ok.

ASSISTANT: We  have found a connected flight of Frontier airline, flight number-1008 and fare is 100.

USER: Ok, you can proceed.

ASSISTANT: Sure, your ticket has been confirmed.

USER:  Thank you for booking.

ASSISTANT: Thank you for approaching us.