You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how shall I assist you?

USER: As Christmas celebrations are over, its time to attend office hours again. So, please book a flight on 12/27.

ASSISTANT: Sure, please let me know your airport codes?

USER: My Office is located at OAK. In between I need one connecting flight. I will start from PHL.

ASSISTANT: Ok, you would like to return on which date?

USER: After completion of my work, I will return on 12/29.

ASSISTANT: Thanks for providing your details, we found 1029 of Spirit airline with one connection on your dates. Shall I confirm the reservation?

USER: Yes, please reserve a ticket with Donald Young.

ASSISTANT: Your good name please. Ok, your ticket was confirmed.

USER: Thank You.

ASSISTANT: Thanks for reaching us.