You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in booking my flight ticket from LGA to CLT?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are 02/27 and 02/29.

ASSISTANT: Please give me a moment.

USER: Ok, sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 0 is available. Shall I confirm your ticket?

USER: Sorry, I need connecting flight.

ASSISTANT: There is no flights available with connections 1.

USER: Ok, fine thank you for checking.