You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I'm Janet Wilson. I want to go for a flower festival at Las Angeles. Can you please book a ticket with a single connection?

ASSISTANT: Sure, please help me with codes of the airport, where you want to catch the flight and land.

USER: My origin is SFO and I prefer to land at LAX.

ASSISTANT: Could you please provide your travelling dates?

USER: I would prefer to depart on 03/10 and return on 03/12.

ASSISTANT: Do you have any connection limit? And price limit.

USER: I can afford 5000.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Unfortunately, there are no flights found on your details.

USER: Ok, no problem. Thanks for ypour support.

ASSISTANT: Thanks for choosing us, have a nice day.