You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Dorothy Collins. Can you please help me in booking my flight ticket from LGA to DTW?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My travelling dates are 04/22 and 04/24.

ASSISTANT: Do you have any requirements?

USER: I need connecting flight.

ASSISTANT: I have found a direct flight 1013, do you fine with that?

USER: Please check for connecting flight.

ASSISTANT: Sorry to say, no flight is available for you as per your requests.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for reaching us.