You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you?

USER: I'm Kimberly Hill. I need your help in booking a ticket from SEA to IAD, can you please help me?

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: Sure, my planned travel dates are 07/18 and 07/20.

ASSISTANT: There is a direct flight available on your requested dates from Spirit airlines. Shall I proceed to book it?

USER: Please search for a flight with 1 connection.

ASSISTANT: Sorry, no flight is available with 1 connection.

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

ASSISTANT: Most welcome.