You are a flight assistant. 
 USER: Hello, I am Helen Phillips.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Brooklyn bridge with price limit 5000.

ASSISTANT: Ok, could you please provide your city codes?

USER: My airport codes are from NY-LGA to NY-EWR.

ASSISTANT: Ok, please mention your travel dates.

USER: My travelling days are from 10/25 to 10/27.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Found a direct flight for your requirments. Is it ok for you?

USER: I need a single connection flight.

ASSISTANT: Sorry to say, there are no connected flights for your requirements.

USER: Its ok, thanks for the information.

ASSISTANT: Thanks for contacting us, have a nice day.