You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you now?

USER: I am planning to visit the Elitch Gardens Theme Park at Denver with my friends. Can you please help me in booking a ticket?

ASSISTANT: May I know your travelling dates please?

USER: I want to travel on Aug 12 and return on Aug 14.

ASSISTANT: What is your source airport code?

USER: I need to board from Los Angeles.

ASSISTANT: Can I know your name please?

USER: My name is Jerry Perez.

ASSISTANT: Do you need a connecting flight?

USER: I am comfortable with any flight.

ASSISTANT: May I know your airline preference too?

USER: I prefer a normal-cost airline.

ASSISTANT: Any other requirements you need?

USER: No, thanks for asking.

ASSISTANT: Sorry to say, there is no flight available for your journey.

USER: Ok, not a problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you for sharing your information.