You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Deborah Young, I want to book a flight from LAS to meet my friend at PHL. Can you book a flight for me?

ASSISTANT: Sure, may I know your trip dates?

USER: I will fly on Jan 1st and return on Jan 3rd.

ASSISTANT: Which flight do you prefer either connecting or direct?

USER: I need a flight with single connection.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: We found a connecting flight of fare 100 with airline Southwest and number is 1000. Can I proceed?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you.