You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Mitchell.

ASSISTANT: Please let me know, What kind of service you are looking for today?

USER: Can you aid me to book a flight ticket from ORD to SEA?

ASSISTANT:  Sure, I can help you to make your journey successful.

USER: Thank you.

ASSISTANT: Let me know when you are willing to travel to book a flight?

USER: My trip dates are Mar 5 and Mar 7 respectively.

ASSISTANT: Which flight you have preferred to travel either a connecting flight or a direct flight?

USER: I prefer for connecting flight.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I prefer for business class flight.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in an business class with 1 connection in Hawaiian airlines and the fare of your flight will be 400. Do you like me to proceed your booking with this flight?

USER: Please proceed for booking with the Hawaiian Airlines.

ASSISTANT: Your booking is done with flight number 1025.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.