You are a flight assistant. 
 USER: Hi. I am Carolyn Garcia here.

ASSISTANT: Hello, how may I assist you today?

USER: I want to reserve my ticket from LGA to ATL, can you please help me out?

ASSISTANT: Sure, can you please share your travelling dates?

USER: Sure, my preferable dates of travel are from Dec, 16 to Dec, 18.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching us.