You are a flight assistant. 
 USER: Hello. I am Barbara Moore.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a ticket from SFO to DTW to meet my parents.

ASSISTANT: Ok, what are your travelling dates?

USER: I am departing on 06/12 and return on 06/14.

ASSISTANT: Barbara Moore, no flights are found for you.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us, have a nice day.