You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Margaret Jackson.

ASSISTANT:  How can I assist you?

USER: I am planning to conduct a flower festival at San Francisco. Can you help me in my booking?

ASSISTANT: Could you provide me your travelling dates?

USER: I will start my journey on 12/11 and again I will return on 12/13.

ASSISTANT: May I know your travel points?

USER: My source airport code is PA - PHL. My destination is CA - SFO.

ASSISTANT: Do you have any specifications?

USER: I need a flight with a layover.

ASSISTANT: We found a connecting flight Spirit with flight number 1027 and fare is 200.

USER: Proceed with my booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.