You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Kathleen Mitchell, can you help me to book a flight ticket to DEN from ATL in the month of June?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my travelling dates are 06/05 and 06/07.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Sure, I will be waiting for your positive response.

ASSISTANT: Ok, I find a direct flight for you. Shall I proceed?

USER: No I need a connected flight for my journey.

ASSISTANT: Sorry to say, no connected flights were available on your route.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.