You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Anthony Collins.

ASSISTANT: Nice to meet you Collins.

USER: I want visit my grandparents, so I want to travel DEN to DTW. My journey dates are from 03/14 to 03/16.

ASSISTANT: Ok, may I know the travel dates please? I found a flight for you. Can I proceed?

USER: Make sure that connection limit is 1 and price limit is 500.

ASSISTANT: I found a flight with your matching requirements.

USER: Ok, proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your quick response.

ASSISTANT: You are welcome.