You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What assistance do you need from us?

USER: I am Michelle Walker have to attend my shoot at Orlando, can you book a ticket with price under 500?

ASSISTANT: Sure, I will search a flight with your requirements. Can you please help me with travelling dates?

USER: Sure, my travelling dates will be 04/20 and 04/22.

ASSISTANT: Ok, can I know your preferred airport codes?

USER: Yes, I want to travel from PHX to MCO.

ASSISTANT: Ok, can you please allow me a minute?

USER: Ok.

ASSISTANT: I found a flight Hawaiian airlines which is having a connection limit 1 but the ticket fare is 1200. Are you fine with this?

USER: No, do not proceed with my booking as my price limit is 500.

ASSISTANT: Ok, there are no flights in this route with that fare. Sorry for the trouble.

USER: That's ok, thank you.

ASSISTANT: You are welcome. Thank you for reaching us.