You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Andrew Baker, planning to visit Seattle, can you please book me a ticket from JFK to SEA?

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

USER: My planned dates of journey are Aug 06 and Aug 08.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to return in evening flight.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I prefer connecting flight on this route.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us.