You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to travel from Charlotte, CLT to New York, EWR to celebrate my sister birthday. Can you help me to book a ticket?

ASSISTANT: Sure, we are here to help you. Please provide your journey dates.\.

USER: Trip dates are 06/16 and 06/18.

ASSISTANT: Please provide your specifications.

USER: I need direct flight. Price should not cross 5000.

ASSISTANT: May I know your name?

USER: I am Andrew Jones.

ASSISTANT: Please wait a moment.

USER: Ok.

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

USER: No problem, Thank you.

ASSISTANT: Thank you for choosing us.