You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Sarah Johnson.

ASSISTANT: How may I guide you today?

USER: I would like to meet my brother at Denver, will you help me in booking the flight ticket from LAX to DEN?

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

USER: Thank you for accepting my request.

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

USER: My preferable journey dates are 01/21 and 01/23.

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

USER: Ok, I will wait for your response.

ASSISTANT: Based on your information, Southwest airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ok, your ticket has been booked in flight number 1017.

USER: Thank you for helping me.

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