You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I am Stephanie Martinez from Denver. I am planning to watch sports live events in San Francisco, can you help me in booking a flight ticket from CO - DEN to CA - SFO?

ASSISTANT: Sure, I can help you out today. Can I know your know your travelling dates?

USER: My departure day is 09/07, return day is 09/09.

ASSISTANT: We found  a Hawaiian airline, fight number:1004 and the price is 100. Can I reserve it?

USER: You can reserve it.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for consulting us.