You are a flight assistant. 
 USER: Hello, I am Catherine Mitchell.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a ticket from PHL to attending my seminar. Can you please help me to book a ticket to CA - LAX?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates will be on 01/05 to 01/07.

ASSISTANT: Do you have any other specification?

USER: I need a connecting flight. I can afford up to 500.

ASSISTANT: We found a flight on your details with airline Spirit, flight number: 1002.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.