You are a flight assistant. 
 USER: Hi, I am Charles Edwards.

ASSISTANT: Hello, How may I aid you?

USER: I need a flight under price 200. Can you help me?

ASSISTANT: Sure, we are here to serve you. May I know your journey codes of airport?

USER: My origin is CO - DEN and destination is NC - CLT.

ASSISTANT: Ok. Now please specify any other requirements and travelling dates.

USER: I would start on 10/13 and return on 10/15. I need single connection.

ASSISTANT: Ok, here there is a flight that matches your request. Frontier airline is available with flight number 1006. May I confirm booking?

USER: Ok, please proceed with this airline.

ASSISTANT: Thank You, a ticket is reserved with your name of provided airline.

USER: Thanks for your support.