You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from IAD to EWR. Can you please help me in this?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 02/24 to 02/26.

ASSISTANT: Do you have any class preference?

USER: My class preference is business class.

ASSISTANT: Ok, do you need any lay out in between your journey?

USER: Yes, I also want a single connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in business class with 0 connection in Frontier airlines and the fare of your flight will be 600. Do you like me to proceed your booking with this flight?

USER: Please you can proceed with the same.

ASSISTANT: Ok, your ticket is booked with the flight number 1028. Can I know your name?

USER: Myself Catherine Smith. Thank you for booking my ticket.

ASSISTANT: Ok, thank you for approaching us.