You are a flight assistant. 
 USER: Hello, I am Ashley Roberts.

ASSISTANT: Hello, how may I assist you?

USER: Can you make a reservation from OAK to EWR?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am planning to start on 01/28 and return back on 01/25.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Make sure that connection limit is 1.

ASSISTANT: Can you please mention your exact dates?

USER: I am planning to move on 01/28 and return back on 01/30.

ASSISTANT: Ok, I found a flight for you with AA airline and it costs you 600.

USER: Yes, you can go ahead if any flight available with in 500 price.

ASSISTANT: Sorry Ashley, there are no flights available with the cost of 500.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: You are welcome.