You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am Anna Robinson, can you help me to book a flight from DEN?

ASSISTANT: Sure, I will help you with that, let me know your travelling dates?

USER: My preferred journey dates are 08/20 and 08/22.

ASSISTANT: May I know your destination airport code?

USER: I am planning for a holiday trip to LAS.

ASSISTANT: Ok, do you have any requirements?

USER: My price limit is 500.

ASSISTANT: There is a flight in Frontier airline with connection 1 price 100 as per your details, can I proceed to booking?

USER: Proceed with booking.

ASSISTANT: Your ticket is confirmed by flight number 1002.

USER: Thank you.

ASSISTANT: My pleasure, I hope you will enjoy this airline.