You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a flight from LAS to JFK. Can you please help me with the booking?

ASSISTANT: Sure. Could you please provide your travelling dates.

USER: Sure, I want to travel on July 20 and need to return July 22.

ASSISTANT: Ok. Do you have any connection preference?

USER: I need a flight with single connection.

ASSISTANT: Is there any preference?

USER: No.

ASSISTANT: Found ticket with JetBlue airlines for price 200 having flight number 1000. Shall I book a ticket?

USER: Ok, please proceed.

ASSISTANT: May I know your name?

USER: Myself Jerry Collins.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.