You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Aid me in booking flight ticket to Dallas & Fort Worth under a budget of 5000?

ASSISTANT: Sure, may I know if you prefer a connection within your journey?

USER: Yes, i need a connection in between.

ASSISTANT: Please share your planned dates of travel.

USER: I have planned from 08/14 to 08/16.

ASSISTANT: Could please mention your journey airport codes?

USER: New York, NY - LGA is my source and DFW is my destination.

ASSISTANT: Let me know your good name please.

USER: John Davis is my name.

ASSISTANT: Thank you for providing your details.

USER: OK.

ASSISTANT: We didn't found any flights according to your specifications.

USER: No problem, it's ok. Thanks for the response.

ASSISTANT: Thank you for contacting us and have a good day.