You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me to book flight ticket from HOU to LGA?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are Sept 27 and Sept 29.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Laura Johnson here.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: We found a AA airline and 1018 is flight number with a fare of 600. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with an business class.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.