You are a flight assistant. 
 USER: Hello, I am Emily Harris.

ASSISTANT: Hello, how can I assist you?

USER: Can you book a flight ticket?

ASSISTANT: Sure. Can you provide the journey details?

USER: I wish travelling to White rock lake Dallas, for a holiday vacation as the weather is awesome there. I will be flying from NY - JFK to TX - DFW. On 11/04 and arrive at. Dallas on 11/06.

ASSISTANT: Thanks for the information.

USER: I need one connecting flight.

ASSISTANT: Please wait for a while, I will check and revert you.

USER: with price limit of 200.

ASSISTANT: Thanks for waiting, We found a Spirit airline with flight number:1019. The fare is 100 with a single connection. Can I proceed for booking?

USER: Sure, please book this flight.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for opting us.