You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I planned to meet my friend in SFO, can you please help me to book a flight ticket from LGA?

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

USER: I prefer to travel on Apr 15 and Apr 17.

ASSISTANT: Do you have any specifications about class?

USER: No.

ASSISTANT: Please mention your name.

USER: I am Nicole Garcia.

ASSISTANT: Do you have any preferences about flight connections?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Please give me a moment.

USER: Sure.

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

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked. The flight number is 1020.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.