You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: I need to boo a flight ticket from EWR to DEN, can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please help me with your planned dates?

USER: Sure, my journey dates are Dec 11 and Dec 13.

ASSISTANT: Ok, let me know your connection limit.

USER: I prefer maximum one connection.

ASSISTANT: Ok, please specify your good name.

USER: Sure, Catherine Collins here.

ASSISTANT: Is there any other concerns?

USER: No.

ASSISTANT: We found a connecting flight with a fare of 100 in 1024 Delta Airlines, shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.