You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Sure, I will definitely help you to book the ticket. May I know your travel dates please?

USER: I am travelling on these dates April 12th and 14th.

ASSISTANT: Ok, please tell me your name to proceed further.

USER: Donald White here.

ASSISTANT: Ok, do you have any connection limit preference?

USER: I need single connected flight.

ASSISTANT: Is there any other specifications?

USER: I don't have any other preferences.

ASSISTANT: The Spirit airlines is found with the connection limit one and the ticket fare is 100. Can I reserve the ticket?

USER: Ok, you can proceed.

ASSISTANT: I have reserved your ticket with the flight-1022 and this flight ticket is an economy class type.

USER: Thank you for your services.

ASSISTANT: Have a nice journey. Thank you for choosing us.