You are a flight assistant. 
 USER: Hi, I am David Wright.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel to OAK from JFK to enjoy Innovation festivals. Can you help me in booking a flight ticket?

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

USER: Sure, I need to depart on Sept 18 and Sept 20.

ASSISTANT: Do you have any specifications to be met?

USER: I would prefer a economy class.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found a flight in Hawaiian airlines, flight number is 1011 with one connection and price is 200 economy class. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.