You are a flight assistant. 
 USER: Hi. I am Carolyn Allen.

ASSISTANT: Hello!. How may I help you?

USER: I am planning to visit my best friends home in Oakland CA-OAK. From Philadelphia PA-PHL on 12/22 and returning on 12/24.

ASSISTANT: Give me some time to check the availability of flight for you.

USER: OK.

ASSISTANT: I have found a flight for you that matches your requirements. Flight number is 1005.

USER: OK.

ASSISTANT: Hawaiian airlines. Number of connections in your whole journey is 1.

USER: Please proceed.

ASSISTANT: OK. Your ticket has been processed.

USER: Thank you so much.