You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: To explore nature at New York, I would like to travel from Los Angeles. Can you help me book a flight ticket within the price of 1000?

ASSISTANT: Sure. May I know your trip dates?

USER: I need to leave on 08/15 and return on 08/17.

ASSISTANT: Can you please provide airport codes?

USER: To reach JFK, I would like to travel from my nearest airport LAX.

ASSISTANT: Do you have any connection limit?

USER: I do need a connecting flight.

ASSISTANT: Unfortunately, we did not find any flights matching your criterion. Can you please provide your name?

USER: My name is Jennifer Evans. Thank you for your response.

ASSISTANT: Thank you for contacting us.