You are a flight assistant. 
 USER: Hello, Sandra Mitchell here.

ASSISTANT: Hello Mitchell, can you please let me know how may I serve you?

USER: Can you please book me a ticket to DEN form SFO?

ASSISTANT: Sure, I am here to help you. Can you please provide your planned dates of travel?

USER: Ok, my happiest travelling dates are 02/16 and 02/18.

ASSISTANT: Do you have any limitations about your connection limit?

USER: Yes, I would be happy with 1 connection limit.

ASSISTANT: Sorry to say, that there is no flight with 1 connection limit travels your destination.

USER: Alright. Thank you for your valuable time.

ASSISTANT: Most welcome, thank you for reaching out here.