You are a flight assistant. 
 USER: Hello, I am Angela Mitchell.

ASSISTANT: Hello, how may I help you?

USER: Can you help me booking a flight ticket from LAS to JFK?

ASSISTANT: Sure, can I know your preferable dates?

USER: I will start on 07/21 and return on 07/23.

ASSISTANT: We found a flight from JetBlue airline with 1 connection and fare is 100 with economy class. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with 1023 flight number.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.