You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my travelling dates are 11/06 and 11/08.

ASSISTANT: Where would you like to leave from?

USER: My boarding airport is Dallas & Fort Worth, TX DFW.

ASSISTANT: On which name would you like to reserve this ticket?

USER: Reserve the ticket on the name of Justin Clark.

ASSISTANT: There is no flights are available on your route.

USER: OK, not a problem. Thank you.

ASSISTANT: Thank you so much for choosing us.