You are a flight assistant. 
 USER: Hello. Myself Samuel Mitchell.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit Los Angeles, will you help me in booking the flight ticket from ORD?

ASSISTANT: Sure, we are euphoric to help you. May I know your travel dates?

USER: My preferable journey dates are Sept 16 and Sept 18.

ASSISTANT: Do you need any way station in your route?

USER: I need a flight with single connection.

ASSISTANT: Would you like to prefer economy class or business class?

USER: I am comfortable in any class.

ASSISTANT: May I know your landing point?

USER: My destination airport code is LAX.

ASSISTANT: There is a connecting flight with fare of 700 and 1018 flight number. Are you comfortable with this?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your seat has been reserved in business class with UA airline.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.