You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you today?

USER: Can you please help me in booking a flight ticket from SFO to OAK?

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are from June 15th to June 17th.

ASSISTANT: Do you need connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your name?

USER: I am Patrick White.

ASSISTANT: Is there any other specifications?

USER: Yes, I want to return in the afternoon.

ASSISTANT: We found United Airline with fare 200 and flight number is 1008 with connecting flight. Shall I proceed with the booking?

USER: Yes, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.