You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Carolyn Garcia. Can you please help me to book a flight ticket from DFW to JFK?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, my travelling dates are 12/16 and 12/18.

ASSISTANT: Please give me a moment.

USER: Ok, I will wait for your reply but please provide me a flight which is having a connection limit 1.

ASSISTANT: Thanks for waiting, there is no flights available under your preferable details.

USER: It's ok, thank you for searching the flights.

ASSISTANT: Welcome, have a great day.