You are a flight assistant. 
 USER: Hello, I am Jerry Anderson.

ASSISTANT: Hello, how can I help you?

USER: I want to spend my holidays with my family by celebrating Religious festivals at Detroit.

ASSISTANT: Ok.

USER: Could you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you in booking a ticket to celebrate Religious festival. Could you please mention your travelling dates?

USER: My arrival is on 09/24 and departure is on 09/22.

ASSISTANT: Could you please mention your lay by's?

USER: I need a single lay by in my journey.

ASSISTANT: Can you please help me in providing the airport codes?

USER: I want to take off from Las Vegas, NV-LAS and land at Detroit, MI-DTW.

ASSISTANT: Sorry to inform that there are no flights according to your travelling dates.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for approaching us.