You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Jennifer Campbell. Assist me in booking a flight ticket on 07/28 from JFK.

ASSISTANT: Can I know return date and destination airport code?

USER: Ok, PHL is my destination and 07/30 is my return date.

ASSISTANT: The flight 1012 of Spirit airlines is available on your requested dates with a price of 100 and with 1 connection.

USER: Ok, it's good. please book that flight.

ASSISTANT: Your ticket is booked successfully.

USER: Thanks for the assistance.