You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may  I help you?

USER: I want to book the flight ticket from JFK to DFW. Can you please help me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can I have your planned journey dates?

USER: My travel dates are Apr 6th and Apr 8th.

ASSISTANT: Let me know your connection limit.

USER: I need a direct flight.

ASSISTANT: Which class would you prefer for your journey?

USER: I prefer to travel in economy class.

ASSISTANT: Please, wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a direct flight available with fare 200 in Spirit airline having 1022 as flight number. Shall I reserve it?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us. Your good name please?

USER: My name is Charles Green.

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

USER: Thank you.