You are a flight assistant. 
 USER: Hello, I'm William Miller.

ASSISTANT: Hello, how can I assist you Miller?

USER: My friend wants me to book a ticket from LGA to ORD, can you please help me?

ASSISTANT: Please can you tell me your travel dates?

USER: I would like to travel on 12/21 and return back on 12/23.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: The flight 1007 of JetBlue airline available for you. Can I book?

USER: Can I know the connection limit please?

ASSISTANT: Your flight have 1 connection.

USER: Ok, please proceed for further.

ASSISTANT: Your flight is done.

USER: Thank you.

ASSISTANT: You are welcome.