You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please book a flight from CLT to ORD.

ASSISTANT: Sure, let me know your travel dates please?

USER: Sure, I want to travel on Aug 14 and need to return on Aug 16.

ASSISTANT: May I know your connection limit?

USER: I am looking for a flight with single connection.

ASSISTANT: Do you need any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Mary Thomas.

ASSISTANT: Frontier Airlines is providing connecting flight with the ticket fare of 100 and depart time is 6:00 hours, arrival time is 8:00 hours. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1007 and an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.