You are a flight assistant. 
 USER: Hello. My name is Katherine Collins.

ASSISTANT: Hello, how may I serve you?

USER: I have a plan to enjoy these holidays with my friend's, once please check there is any flight available or not?

ASSISTANT: Sure, I will check with it, can I know when you want your tickets to be booked?

USER: My planning dates are 05/31 and 06/02.

ASSISTANT: Can I know in which route you are looking for the flights?

USER: My airport codes are JFK and EWR.

ASSISTANT: Please give me a moment, I will look if any flight is available on this route.

USER: Make sure that, my connection limit should be 1.

ASSISTANT: There is a flight available with Southwest airlines, but it is a direct flight, shall you want to travel on this flight?

USER: No, I want with single connection.

ASSISTANT: Ok, thank you for consulting us, have a nice day.

USER: Welcome. Thank you for your service.