You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm David Perez.

ASSISTANT: Good morning Perez. What type of services do you seeking from my side?

USER: I need to attend a meeting in Austin. Can you help me to fly from DTW to AUS?

ASSISTANT: Sure, I will help you with that. On which dates do you want to travel?

USER: I want to travel on 11/21 and 11/23. My connection limit is 1.

ASSISTANT: Ok, please give me a moment to find a flight for you. Thank you for waiting.

USER: Sure, take your time.

ASSISTANT: I have found a flight as per your limits in Hawaiian airlines.

USER: Ok.

ASSISTANT: Shall I proceed with booking?

USER: Can I know the price?

ASSISTANT: Sure, price is 600.

USER: My budget for ticket is 500. Can you check for that?

ASSISTANT: Sorry Perez, we can not provide with price 500. Thank you for choosing us.

USER: That's not a problem. I'll find another way within my budget.

ASSISTANT: Have a great day.

USER: You are welcome.