You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: George Lewis here. Please help me out in booking the ticket from DFW to EWR.

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: My trip dates will be Apr 17 to Apr 19.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other preferences do you have?

USER: No.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: I have found a connecting flight having with the fare of 200 provided by Frontier airlines. Are you ok with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for contacting us, hope you have a great journey.