You are a flight assistant. 
 USER: Hello, Angela Moore here.

ASSISTANT: Hello. How can I help you?

USER: I am a social activist, I have to take part in a demonstration against chemical industries. Please book my ticket from DEN to ORD.

ASSISTANT: Do you have any specifications?

USER: I need a flight with 1 connection.

ASSISTANT: Help me with the travelling dates.

USER: My itinerary dates are 09/15 and 09/17.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with direct connection in airline Spirit. Can I book it?

USER: Sorry, I am looking for a flight with 1 connection.

ASSISTANT: Sorry, there is no flight with 1 connection.

USER: It's ok, thank you for helping me.

ASSISTANT: Thank you for reaching us.