You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Patrick Parker, I want to book a flight ticket to meet my childhood friend at SFO, can you help me with booking a connecting flight?

ASSISTANT: Sure, can you share your journey dates?

USER: My journey dates are Oct 12 and Oct 14.

ASSISTANT: Do you have any preferences?

USER: My return time is evening.

ASSISTANT: May I know your source airport code?

USER: My source airport code is EWR.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: There is a connecting flight with number 1021 in airline Southwest, the fare is 600 in business class. Can I book it?

USER: Please proceed.

ASSISTANT: Your ticket is reserved, the depart time is 14:00 PM and return time is 0:00 AM.

USER: Thank you.

ASSISTANT: Thank you for reaching us.