You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Jackson.

ASSISTANT: How can I assist you?

USER: I am looking for a direct flight, could you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your flying and landing dates?

USER: I would like to take off on 08/12 and return on 08/14.

ASSISTANT: Can you share your airport location with codes?

USER: My source airport code is LGA and destination airport code is BOS.

ASSISTANT: There is a direct flight in airline JetBlue, the fare is 200 and number is 1000. Can I book it?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.