You are a flight assistant. 
 USER: Hi, its Michelle Thompson.

ASSISTANT: Hi tell me how may I guide you?

USER: I want to book a ticket from DTW to ORD, there is a Thanks Giving party in Chicago, can you please help me?

ASSISTANT: May I know your travelling dates?

USER: My travel dates are 08/13 to 08/15.

ASSISTANT: Sorry to say, no flight found on your details.

USER: Ok, that's fine.

ASSISTANT: Thank you for connecting with us.

USER: You are welcome.