You are a flight assistant. 
 USER: Hello. I am Jack Williams.

ASSISTANT: Hello, how may I help you today?

USER: Can you please assist me in booking a flight ticket from CLT to JFK to attend a film festival?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned journey dates are Apr 19 and Apr 21.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey.

ASSISTANT: We found a flight in Frontier Airlines having a halt and fare is 100. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been confirmed in economy class with a flight number 1001.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.