You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How shall I help you?

USER: I am Amy Adams and I want to book a  flight ticket to attend a flower festival at CA-OAK on 12/08.

ASSISTANT: Please provide your departure travelling code.

USER: I would like to board from PA-PHL.

ASSISTANT: Please specify your return date.

USER: 12/10 will be my return.

ASSISTANT: Any specificaitions?

USER: I need a connecting flight.

ASSISTANT: Ticket is available with airline Spirit, price is 100.

USER: You can proceed booking.

ASSISTANT: Flight number is 1021 and connections is 1. Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.