You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a ticket from ORD to MCO. Could you book a ticket?

ASSISTANT: Sure, may I know your good name?

USER: My name is Justin Allen.

ASSISTANT: Could you please share your trip dates?

USER: Sure. Departure is by Sept, 13 and return date is Sept, 15.

ASSISTANT: Do you have any preferences?

USER: I prefer connecting flight.

ASSISTANT: We found a Frontier airline, price is 200 in economy class with one stopover. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with a flight number 1015.

USER: Thank you.

ASSISTANT: Thank you for reaching us.