You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Samuel Davis. I want to book a ticket from PA-PHL to NY-LGA.

ASSISTANT: May I know  your journey details?

USER: My departure and arrival dates will be May/22 and May/24. Please make sure before booking, price limit should be 500 and connection limit should be 1. My return time should be morning.

ASSISTANT: As per your requirements there is a flight available. Shall I proceed  for booking a ticket?

USER: Yes.

ASSISTANT: flight number:1022 and number of connections: 1. Your ticket has been booked.

USER: OK, Thank you.

ASSISTANT: Have a safe journey.