You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Here John Anderson.

ASSISTANT: How may I help you?

USER: I want to visit New York, can you help me out in booking a flight ticket from LGA to JFK.

ASSISTANT: Sure John, I am here to help you. When you are planning to travel?

USER: My preferable dates are 05/17 and 05/19.

ASSISTANT: Just a moment.

USER: Sure.

ASSISTANT: There is a flight with Spirit airlines and the ticket figure is 300. Shall I proceed for booking?

USER: Ok, proceed with booking.

ASSISTANT: Ok John, your ticket is reserved with the flight-1000.

USER: Thank you for helping me.

ASSISTANT: Thank you very much for approaching our agency.