You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need t attend a global conference at Washington, DCA can you help me booking a flight ticket from New York, JFK?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are from 12/23 to 12/25.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1008 Delta airline with single connection and price of 100. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: We need your name to proceed?

USER: I am Timothy Clark.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.