You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you at this moment?

USER: Can you please help me to book a ticket from LGA to LAS?

ASSISTANT: Sure, I will help you with that, may I know your trip dates?

USER: I want to start on Sept 11 and return on Sept 13.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Can you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your good name?

USER: Margaret Hall here.

ASSISTANT: Flight- 1000 is available with one connection limit and airfare is 100. Shall I proceed to booking?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.