You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you help me booking a flight ticket from DEN to SEA?

ASSISTANT: Sure, can you please share your travel dates?

USER: I will start on 06/05 and return on 06/07.

ASSISTANT: May I know your connection limit?

USER: I need a break in my journey.

ASSISTANT: Do you have any other specification that you are looking for?

USER: I need to return in the evening time.

ASSISTANT: May I know your name to proceed further?

USER: I am Kathleen Mitchell.

ASSISTANT: I am sorry to inform you that there is no flight available at your request.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for contacting us.