You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Can you help me to book a flight from ATL to DFW?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are Jan 21 and 23.

ASSISTANT: Do you have any requirements?

USER: I prefer connecting flight.

ASSISTANT: Can you share your name please?

USER: My name is Laura Perez.

ASSISTANT: Frontier Airlines has a connecting flight with number 1026 for fare 200, shall I proceed?

USER: Proceed with booking.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.