You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Please book a ticket from JFK to AUS to attend Innovation festival.

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Jan 22 and Jan 24.

ASSISTANT: Do you have any connection limit?

USER: I want single connection.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: I am Sarah Evans.

ASSISTANT: We found a connecting flight of fare 100 with airline Spirit and number 1005. Can I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for availing us.