You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I would like to visit Houston Arboretum and Nature Center at Houston, HOU. Can you please book me a flight ticket from DTW?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My journey dates are 01/26 and 01/28.

ASSISTANT: May I know your name?

USER: My name is Jacob Baker.

ASSISTANT: Sorry, No flights found with your chosen dates. Thank you for opting us.

USER: No problem, thank you.