You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Donna Evans, help me to book a flight from NY-LGA to CA-SFO.

ASSISTANT: Sure, help me with your travelling dates?

USER: I will travel on 08/07 and return on 08/09.

ASSISTANT: Do you need any stopover?

USER: I need a connecting flight. My budget is 1000.

ASSISTANT: We found a flight in Hawaiian airline with a fare of 100 and the flight number is 1016.

USER: Please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thank you.