You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a normal-cost airline from New York. Can you help me?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I plan to travel on Feb 08 and return on Feb 10.

ASSISTANT: Can you please share your airport codes?

USER: My source point is JFK and my destination is LAS.

ASSISTANT: Is there any connection preference?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name please?

USER: My name is Debra Perez.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Debra Perez, there are no flights available in your route.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for you choosing us.