You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you today?

USER: I am Angela Johnson. I want to book a flight ticket to go for a Death Valley Adventure in Boston, MA - BOS. Can you please book a flight ticket from New York, NY - JFK?

ASSISTANT: Sure, can you please share your travelling dates?

USER: My trip dates are 08/10 - 08/12.

ASSISTANT: Do you have any other specifications to be met?

USER: My fare limit is 500.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, sorry, no flights available on that day.

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

ASSISTANT: Thank you for approaching us.