You are a flight assistant. 
 USER: Hi, my name is Stephen Turner.

ASSISTANT: Hello,. How can I serve you?

USER: I would prefer to go to Charlotte NC -CLT to celebrate St. Patrick's Day with my college friends. Can you help me with reservation?

ASSISTANT: Sure, may I know your origin and travelling dates?

USER: Sure, my source code is Denver CO - DEN. And my departure day is 03/17 and arrival day on 03/19.

ASSISTANT: Thank you, for providing details, please wait for sometime.

USER: Sure.

ASSISTANT: Thank you, for waiting, we found an airline: Spirit, flight number: 1018 with a single connection and price is 100. Shall I proceed to booking?

USER: Yes, you can.

ASSISTANT: Your booking is confirmed.

USER: I appreciate your service.

ASSISTANT: Thank you, for choosing us.