You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket from LGA to IAH with single connection limit.

ASSISTANT: Sure, May I know your journey dates?

USER: My travelling dates are 08/14 to 08/16.

ASSISTANT: Please wait a moment I will revert you back.

USER: Ok.

ASSISTANT: May I know your name please?

USER: Anthony Carter.

ASSISTANT: Sorry Anthony Carter, I did not found any flight based on your given details.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for choosing us.