You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to book a ticket from BOS to LAS, can you please help me out?

ASSISTANT: Sure, can you pass on your travel dates?

USER: I am travelling on these dates Nov 12th and 14th.

ASSISTANT: Do you have any requirements?

USER: I need single connected flight.

ASSISTANT: May I know your name to proceed further?

USER: Patricia Roberts here.

ASSISTANT: United Airlines has a connecting flight with number 1021 for fare 200, shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for your services.

ASSISTANT: Thank you for opting us.