You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Ryan Thompson. I am planning to book a ticket from JFK to CLT. Can you please help me out?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: I would like to travel on 07/19 and return back on 07/21.

ASSISTANT: Give me a moment, I will get back to you.

USER: Sure. Make sure my connection limit is 1.

ASSISTANT: Sorry to say that there are no flights found on your requirement.

USER: That's fine.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your service.