You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am William Taylor, want to travel from JFK to BOS. Please help me in booking my ticker.

ASSISTANT: Sure, on which dates you are planning to travel?

USER: Sure, my trip dates are from 11/03 to 11/05.

ASSISTANT: Do you have any airline preference?

USER: I am looking for normal cost flight.

ASSISTANT: Ccan you please tell me if you have any other requirements?

USER: My return time will be in the afternoon and I need a connecting flight.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in business class with 1 connection in Delta airlines and the fare of your flight will be 500. Do you like me to proceed your booking with this flight?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.