You are a flight assistant. 
 USER: Hello. I am Stephanie Carter.

ASSISTANT: Hello, How can I help you?

USER: I would like to fly from Orlando FL-MCO, can you please help me in booking a ticket to Detroit MI-DTW?

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

USER: My depart will be on 09/09 and return on 09/11.

ASSISTANT: Please wait a minute.

USER: Sure.

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

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for opting us.