You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please book me a flight ticket from JFK to ATL to meet my family?

ASSISTANT: When you are willing to travel?

USER: I have planned to travel on Sept 25th and return on Sept 27th.

ASSISTANT: Do you have any connection limit?

USER: I like one connecting flight.

ASSISTANT: May, I know your good name?

USER: Edward Collins.

ASSISTANT: Sorry, we found no flights on your given name.

USER: Sorry, I can understand.

ASSISTANT: Thank you for reaching us.

USER: Thank you.