You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Scott Allen. I am looking for a flight ticket from DEN to LGA. Can you please help me?

ASSISTANT: Sure, I will help you out.

USER: Thank you.

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are 08/13 and 08/15.

ASSISTANT: Ok, please wait a moment.

USER: Ok, I need a flight with connection limit 1.

ASSISTANT: Sorry, there are no flights found.

USER: It's ok, that's not a problem.

ASSISTANT: Thank you for approaching our services.

USER: Welcome.