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

ASSISTANT: Hello, how may I assist you today?

USER: I have to attend my best friend's birthday party which will be held at Belle Isle Park, can you please help me with booking a flight ticket within price 500?

ASSISTANT: Sure, kindly provide your travelling dates?

USER: I need to go on 02/08 and I will come back on 02/10.

ASSISTANT: Could you provide your airport codes?

USER: Yes, I want to fly from LAS to DTW.

ASSISTANT: We found a flight on Jetblue airline, flight number as 1000 with the fare of 200.

USER: That's fine, please go ahead.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing us.