You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: My name is Deborah Mitchell. I would like to attend Women's Fashion Week in Chicago, ORD. Please book me a flight ticket from HOU.

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

USER: 11/06 and 11/08 are my journey dates.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.