You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am George Clark, can you help me to book a evening flight from JFK?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are July 31 and Aug 02.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight in normal cost.

ASSISTANT: Can you share me your destination airport code?

USER: My preferred destination airport code is SFO.

ASSISTANT: May I know your departure and arrival timings?

USER: Please search a flight with above given details.

ASSISTANT: There is a flight with Hawaiian airlines in economy class and ticket fare of 100. Shall I proceed?

USER: Proceed with booking.

ASSISTANT: Your ticket is reserved with flight 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.