You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I need to travel to JFK for my business trip, can you please help me to reserve ticket from EWR?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my travelling dates are from Oct, 29 to Oct, 31.

ASSISTANT: May I know your name please?

USER: Sure, my name is Nancy Smith here.

ASSISTANT: Do you have any requirements?

USER: Yes, flight has to be with a single connection.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.