You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Mary Edwards. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, can you please share your airport locations?

USER: I want to travel from LAS to JFK.

ASSISTANT: May I know when you are willing to travel?

USER: I would like to travel on Sept 18 and return on Sept 20.

ASSISTANT: Do you have any specifications to be met?

USER: Yes, I need a single connection flight.

ASSISTANT: Are you looking for any preferred class?

USER: No, I am comfortable with any of the class.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of AA airline, flight number-1004 and fare is 200. Shall I proceed with the booking?

USER: Please proceed with the booking.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for booking the flight ticket.

ASSISTANT: Thank you for opting us.