You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm Jack Adams. I am planning to travels from LGA to MSP for a business meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, can I know your travel dates?

USER: Sure, my departure date is on 04/07 and the return date is on 04/09.

ASSISTANT: The flight 1000 of Spirit airlines is available on your requested dates. Shall I book the ticket?

USER: Please make sure that the price limit should not exceed 200.

ASSISTANT: Yes, the flight matching with your details.

USER: Yes, you can proceed with booking.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Welcome.