You are a flight assistant. 
 USER: Hello, Brian Young here.

ASSISTANT: Hello, how may I help you today?

USER: I need to fly Detroit for my client meet, could you please reserve me a ticket from DEN to DTW?

ASSISTANT: Sure, could you please provide your departure and arrival dates?

USER: My planned trip dates are 09/22 and 09/24.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Let me know your budget for airfare?

USER: My budget is 200.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for your time, sorry, no flights found on that route.

USER: Ok, no issues I will try another. Thank you for your service.

ASSISTANT: Thank you for opting us.