You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Smith here.

ASSISTANT: What service that you are looking from our agency?

USER: I need to book a flight ticket form DEN to DTW. Can you please help me with booking?

ASSISTANT: Sure, I am glad to help you with that.

USER: Thank you for accepting my request.

ASSISTANT: Can you please provide your planned dates of travelling?

USER: My planned travel dates are 12/23 and 12/25.

ASSISTANT: Please wait a moment to check the flights on your route.

USER: Sure, I will wait.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100 provided by Southwest airlines. Shall I proceed with this?

USER: That's perfectly matching to my requirements, please proceed with that ticket booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1002.

USER: Thank you for your help in  booking my ticket for the flight-1002.

ASSISTANT: Thank you for reaching us, hope you have a great journey.