You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I best serve you today?

USER: I would like to fly from ATL, will you please aid me in making an airline reservation to IAH?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are Sept 30th and Oct 2nd.

ASSISTANT: May I know your class preferences?

USER: I don't have any class preference.

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: Kathleen Miller.

ASSISTANT: We found a Frontier airline and 1021 is flight number with a fare of 100. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.