You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you require from our agency?

USER: I would like to book a ticket from DEN to EWR, can you please help me out?

ASSISTANT: Sure, I am glad to help you with that. Can I know your travel dates please?

USER: I am travelling on these dates April 16th and 18th.

ASSISTANT: Ok, please tell me your preference about the connection limit.

USER: I need single connected flight. I don't have any other preferences.

ASSISTANT: May I know your name please?

USER: Scott Nelson here.

ASSISTANT: The flight-1006 is available for you, this flight is departing in the evening and returning in the morning time. Are you ok with an economy class flight to travel?

USER: Ok, you can proceed.

ASSISTANT: I have booked your ticket in the Frontier Airlines which is of cost 100. Have a safe journey.

USER: Thank you for your services.

ASSISTANT: It's my pleasure to do. Thank you for consulting our agency.