You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to book a flight ticket from EWR to LAS?

ASSISTANT: Ok, please provide me the dates of journey you have planned.

USER: My travelling dates are Jan 27 to Jan 29.

ASSISTANT: Ok, please can I know your specification?

USER: I would like to prefer business class.

ASSISTANT: Ok, please provide me your other intents.

USER: I need a single connection of flight.

ASSISTANT: Ok, I will check for the flight availability please wait.

USER: Sure.

ASSISTANT: Ok, there is a flight ticket available with a single connecting flight limit and the airfare is 900 for the class business. Can I know your name to book?

USER: Ok, please proceed.

ASSISTANT: Ok, the flight ticket is been booked and the airlines Frontier Airlines. May I know your name?

USER: Thank you. My name is Benjamin Walker.

ASSISTANT: Thank you for choosing our agency, have a safe journey the flight departure time is 11 Hours.