You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a flight ticket from Chicago ORD to Los Angels LAX. Can you make a reservation for me?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, my planned trip dates are on Feb 08 and return on Feb 10.

ASSISTANT: Do you have any preferences about class?

USER: Ok, I need a single connecting flight to travel.

ASSISTANT: Please mention your name.

USER: Ok, my name is Angela Carter.

ASSISTANT: The United Airlines providing an economy class flight with price 300 and the connections 1. Shall I confirm your ticket?

USER: Ok, you can proceed with the ticket booking.

ASSISTANT: Your ticket is booked. The flight number is 1021.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.