You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Andrew Anderson here. Can you please book me a flight from PHL to reach DTW, as I have to attend a meeting there about national politics?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Sure, my travel dates are Nov 8th and Nov 10th.

ASSISTANT: Do you prefer either connecting or direct flight?

USER: I need a single connecting flight.

ASSISTANT: Which class do you prefer either economy or business?

USER: I am comfortable in any class.

ASSISTANT: Do you have any specifications?

USER: My depart time must be in the afternoon.

ASSISTANT: We found a connecting flight of fare 100 with airline United Airline and number is 1004. Can I proceed?

USER: Sure, please proceed.

ASSISTANT: Your ticket has been confirmed in economy class and depart time is afternoon.

USER: Thank you for the quick service.

ASSISTANT: Thank you for availing us.