You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you help me in doing a reservation from DTW to DEN?

ASSISTANT: Do you have any preferences about flight connections?

USER: I need a connecting flight.

ASSISTANT: Please provide your travelling dates.

USER: My trip dates are Sep 30 to Oct 02.

ASSISTANT: Do you have any preferences about class?

USER: No.

ASSISTANT: Please mention your name.

USER: Mary Phillips here.

ASSISTANT: The Frontier airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked. The flight number is 1002.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a great day.