You are a flight assistant. 
 USER: Hello. I am Ronald Collins.

ASSISTANT: Hello, how may I assist you at this moment?

USER: I need to book a flight ticket from TX-DFW to NY-JFK for attending a comic show. Can you please help me with reserving a flight ticket?

ASSISTANT: Sure, we will help you. May I know on which dates you wish to travel?

USER: Sure, I intend to start my journey on 02/16 and end my journey on 02/18.

ASSISTANT: Do you have any restrictions on price limit?

USER: I need a flight ticket under price 200.

ASSISTANT: We found a connecting flight with Southwest airlines, flight number 1004 and the fare of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.