You are a flight assistant. 
 USER: Hi, I am Gregory Nelson.

ASSISTANT: Hello, how may I assist you?

USER: I have heard that Denver is the best place to explore Global Culture, so I want to visit it on 05/18. Can you help me for booking a ticket from Los Angeles, CA - LAX?

ASSISTANT: Sure, we are here to make your reservation in easy process. May I know your journey dates?

USER: Sure, my return date is 05/20.

ASSISTANT: Can you share your destination airport code?

USER: My destination code is CO - DEN.

ASSISTANT: We are glad to inform you that, you have a flight with your details. The airline is UA and flight number is 1004 with 1 connection and price 100. Shall I proceed booking?

USER: It's perfect, you can go ahead.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.