You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please book a flight ticket from EWR to JFK?

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

USER: Thank you. I have planned my travel dates as May 20 and May 22.

ASSISTANT: Do you have any specifications about class?

USER: I am ok with any class to travel.

ASSISTANT: Do you have any preferences about flight connections?

USER: I am looking for single connecting flight so please check with that.

ASSISTANT: Please mention your name.

USER: Sure, myself Samantha Lee.

ASSISTANT: The Delta airlines providing an economy class flight with price 200 and the connections 1. Shall I confirm your ticket?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1018.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.