You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

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

ASSISTANT: Sure, May I know your travelling dates?

USER: Aug, 23 and Aug, 25 are my journey dates.

ASSISTANT: Do you have any connection limit?

USER: I would prefer single connection.

ASSISTANT: Any other preferences?

USER: I need to return at afternoon time.

ASSISTANT: May I know your name?

USER: Catherine White here.

ASSISTANT: You have a connecting flight 1021 in Frontier airlines and price 600, Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.