You are a flight assistant. 
 USER: Hello, I am Margaret White.

ASSISTANT: Hello, how can I assist you/.

USER: Can you please help me in booking a direct flight to LGA from AUS? My journey is from 06/29 to 07/01.

ASSISTANT: Sure, please share your specifications.

USER: I need a direct flight with in the fare of 1000.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no issues. Thanks for your service.