You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best I can help you today?

USER: I would like to travel from ORD to LGA as a business trip, can you do the reservation?

ASSISTANT: Sure, can I know your good name please?

USER: Daniel Smith here.

ASSISTANT:  When you are willing to travel?

USER: My trip dates are 04/06 and 04/08.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: I am comfortable with economy class.

ASSISTANT: Thank you for waiting and we have found a flight in an economy class with 1 connection in Delta airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Go ahead.

ASSISTANT: Your booking is done with flight number 1018.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.