You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I would like to meet my friend on his birthday, please help me to book my flight ticket from ATL to JFK.

ASSISTANT: Sure, may I know your travel dates?

USER: Yes, I will depart on Aug 12th and also please book my return ticket on Aug 14th.

ASSISTANT: May I know your name?

USER: Myself Karen Martin.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any connection limit preference for this trip?

USER: Yes, I need a flight having single connection.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Flight-1001 is available in JetBlue airlines with single connection and the ticket fare is 100. Can I proceed?

USER: Yes, please book the ticket.

ASSISTANT: Your booking is confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.