You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Ronald Davis. I want to book a ticket from DTW to MCO, can you help me?

ASSISTANT: Your travelling dates please?

USER: My travel dates are 06/22 and 06/24.

ASSISTANT: I am sorry no flights found on your route.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for choosing us.