You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How can I help you?

USER: Its my first flight journey, so please help me out for booking the ticket.

ASSISTANT: Sure, May I know your good name?

USER: I am Frank Hall. I need you to book my journey ticket from Seattle, WA - SEA to Detroit, MI- DTW. My preferred journey dates are depart date on 18th Aug and return on 20th Aug.

ASSISTANT: Sure, please wait a moment I will check and get back to you.

USER: For a comfortable journey I need a connection limit with price 1000. Sure.

ASSISTANT: Sorry, there is no flights found on your details.

USER: OK. Thank you for the information.

ASSISTANT: Have a nice day.