You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Patrick Parker. I need to book a flight ticket from LAS to IAD, Can you please help me for booking?

ASSISTANT: Ok, may I know your travelling dates?

USER: I would like to travel on 06/08 to 06/10.

ASSISTANT: There is a plane with 0 connection, is it ok for you?

USER: No, don't proceed for booking I need a connecting flight.

ASSISTANT: Sorry, there is no plane with 1 connection.

USER: Thanks for your information.

ASSISTANT: My pleasure, have a great day.