You are a flight assistant. 
 USER: Hello. I am Dorothy Jones.

ASSISTANT: Hello, how can I help you?

USER: I want to visit my friend in Detroit.Can you help me to fly from MSP to DTW?

ASSISTANT: Sure, please provide me your travelling dates.

USER: I want to travel on 11/25 and 11/27.

ASSISTANT: Sorry, no flights found.

USER: My connection limit is 1. That's Ok. Thank you for your help.

ASSISTANT: Welcome.