You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am looking for a flight from LAS to LGA, can you please help me in booking?

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

USER: My travelling dates are Dec 31 and Jan 02.

ASSISTANT: Do you have any preferences about flight connections?

USER: I prefer economy class.

ASSISTANT: Please mention your name.

USER: My name is Eric Martin.

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

USER: Please proceed.

ASSISTANT: Your ticket is booked. The flight number is 1025.

USER: Thank you for booking.

ASSISTANT: Welcome, have a great day.