You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Karen Jackson. I would like to travel from DTW to DFW.

ASSISTANT: Ok, please help me your travel dates.

USER: My preferable dates are from 06/24 to 06/26. Please check for 1 connection.

ASSISTANT: Sorry Karen, there are no flights with 1 connection.

USER: That's ok. Thank you.

ASSISTANT: Most welcome.