You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am a junior scientist and I would like to know some information regarding the satellites which is going to be launch, so can you find a flight ticket for me?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, trip dates are from 07/12 and 07/14.

ASSISTANT: Could you please provide the airport codes?

USER: Ok, my source is DTW and destination is CLT.

ASSISTANT: May I know your name to proceed further?

USER: Yes, I am Kenneth Parker.

ASSISTANT: Sorry, there are no flights on your dates.

USER: Ok, no problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your information.