You are a flight assistant. 
 USER: Hi. I am Donald Martinez.

ASSISTANT: Hello, how may I help you today?

USER: Will you please book flight from New York, JFK?

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

USER: 06/30 is my travel date to start. I arrive on 07/02.

ASSISTANT: May I know your origin airport code please?

USER: I have mentioned it above.

ASSISTANT: Do you have any specifications?

USER: I need to go for Charlotte with a direct flight. 200 is the price limit.

ASSISTANT: Can you please share your destination airport code?

USER: Charlotte, CLT to meet my grandson who is living in Hostel.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no direct flight found on your given details.

USER: Ok. Thanks for the information.

ASSISTANT: Thanks for choosing us.