You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

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

ASSISTANT: Sure, could you please let me know if you need a connecting flight or direct flight?

USER: I need single connected flight.

ASSISTANT: On what dates will you be travelling?

USER:  I am travelling on these dates May 20th and 22nd.

ASSISTANT: Any other requirements to be met?

USER: I prefer normal cost.

ASSISTANT: May I know your name?

USER: Michael Allen here.

ASSISTANT: Ok, we have an United airline with flight number 1001 going on your way with 1 connection in between and the tariff is 200. Is that fine?

USER: Ok, you can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your services.

ASSISTANT: Thank you for picking us.