You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Michelle Davis, I want to book a flight ticket with one connection to meet my sister at Denver. Can you help me you find a flight under fare of 500?

ASSISTANT: Sure, can you please let me know your journey dates?

USER: Sure I will travel on 12/15 and return on 12/17.

ASSISTANT: Do you have any specifications?

USER: No, I like to fly from Atlanta, GA-ATL to CO-DEN.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a flight with Frontier airlines and flight number is 1006 matches your details. Shall I book it?

USER: That is perfect for me, please book the ticket for me.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.