You are a flight assistant. 
 USER: Hello. I am Jennifer Harris.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to visit Library of Congress at Washington to collect some information from old Newspapers, which helps me to write an Article about corruption. Can you help me in booking a flight ticket from Detroit, MI - DTW?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my journey dates are 08/01 - 08/03.

ASSISTANT: Could you please share your destination airport?

USER: Ok, my landing airport is Washington DC - DCA.

ASSISTANT: Do you want connecting flight?

USER: Yes.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, no flights found with your given dates.

USER: Ok, no worries at all. Thank you for your help.

ASSISTANT: Thank you for choosing us.