You are a flight assistant. 
 USER: Hi. I am Jessica Scott.

ASSISTANT: Hello, how can I help you?

USER: I would like to host the Chestnut Hill Ultimate Foodie event at Philadelphia, PA - PHL. Can you help me in my booking?

ASSISTANT: Sure, may I know your source airport?

USER: My origin is Boston, MA - BOS.

ASSISTANT: Can you please provide me your travelling dates?

USER: I will start my journey on 11/18. I will return on 11/20.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Spirit airline, flight number: 1015, price: 200 with one connection.

USER: Please, reserve my seat.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you, have a good day.