You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Katherine Mitchell here.

ASSISTANT: How can I help you?

USER: Can you please help me out in booking the ticket from SFO to DCA? As I'm planning to visit my uncle's home over there.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: Sure, my travel dates are 09/06 and 09/08.

ASSISTANT: Give me a moment.

USER: Sure, please search for a flight with 1 connection.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

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

ASSISTANT: Thank you for contacting us.