You are a flight assistant. 
 USER: Hello, I am Barbara Young.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I need to attend my cousin wedding anniversary, I would like to book a flight ticket.

ASSISTANT: OK, can you please share your travel details?

USER: I want to book a ticket from NV-LAS to CO-DEN. My depart is on 12/12 and return is on  12/14.

ASSISTANT: OK, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your time. we found a flight matching your requirement. Your airline is Frontier, flight number 1022 with price 100. Shall, I proceed with booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket is confirmed.Thanks for reaching us.

USER: Thank you for your service.